OPEC:
i) It is a group of oil producing nations (i.e. Iraq, Iran, Kuwait, Saudi Arabia).
ii) Its membership is open to any country that exports crude oil.
OPEC'S mission:
i) To co-ordinate oil policies in its member countries.
ii) Help stabilise oil markets.
iii) To secure fair and stable income to petroleum producers.
iv) An efficient, economic and regular supply of oil to consuming nations.
v) A fair return on capital to those investing in the petroleum industry.
Helps other countries:
i) It helps finance projects with low interests loans.
ii) It provides grants to social and humanitarian projects.
iii) It has an Information centre with over 20,000 volumes including books, reports map and conference proceedings related to petroleum, energy and the oil market.
iv) It is open to the public and for the rescarchers and students.

Reason:
i) To be an alternative to World Bank and IMF to challenge U.S. supremacy.
ii) To provide self-owned and self managed organisations to carryout developmental and economical plan in its member nations.
Objectives:
i) To achieve regional development.
ii) It acts as a bridge between developed and developing countries.
iii) To contribute extensively to the development of humanity.
iv) To establish a more equitable and fair world.
v) Boost intra BRICS trade in their local currencies to increase trade cooperation and cope with the current international financial crisis.
vi) To promote the technological information exchange among the member states.
vii) To enhance inclusive economic growth that will lead to the creation of jobs, fight against poverty and accelerate the economic transformation of members.

Group	countries	Objectives
IBSA	India, Brazil South Africa	To focus on agriculture, energy, trade, culture and defence.
BCIM	Bangladesh,China, India,Myanmar	To respond to threats such as natural disasters and protect business interests.
MGC (Mekong Ganga Cooperation)	India, Cambodia,Laos, PDR Myanmar, Thailand,Vietnam	To create necessary infrastructural facilities in the Ganga-Mekong basin
BBIN	Bangladesh, Bhutan, India, Nepal	For energy development.
EAS (East Asia Summit)	10 ASEAN nations + 8 strategic partners including US, China, India, Japan	To promote peace and stability

a) There was an increase in the number of educated non-Brahmins.
b) They raised the issue of caste discrimination and unequal opportunities in government employment and representation in elected bodies, which were dominated by Brahmins.
c) Further, the Congress was also overwhelmingly composed of Brahmins.
Madras Dravidian Association:
a) The non-Brahmins organised themselves into political organisations to protect their interests.
b) In 1912 the Madras Dravidian Association was founded. C. Natesanar played an active role as its secretary.
d) On 20 November 1916 a meeting of about thirty non-Brahmins was held under the leadership of P. Thyagarayar, Dr. T.M. Nair and C. Natesanar in Chennai.
The South Indian Liberal Federation:
The South Indian Liberal Federation (SILF) was founded to promote the interests of the non-Brahmins.
Justice Ministry:
a) The Congress boycotted the elections of 1920.
b) The Justice Party won 63 of 98 elected seats in the Legislative Council.
c) A. Subburayalu of the Justice  Party became the first chief minister.
d) After the 1923 elections, Raja of Panagal of the Justice Party formed the ministry.

Partition of Bengal :
a) Partition of Bengal in 1905 was the most unpopular of all.
b) The partition led to wide spread protests all across India, starting a new phase of the Indian national movement.
c) The idea of partition was devised to suppress the political activities against the British rule in Bengal by creating a Hindu-Muslim divide.
d) Instead of dividing the Bengali people along the religious line the partition united them.
Anti-partition movement :
a) The boycott of British goods was one such method.
b) The agenda of Swadeshi Movement was still restricted to secure an annulment of partition.
c) The moderates were very much against utilising the campaign to start a full-fledged passive resistance.
d) But the militant nationalists were in favour of extending the movement beyond Bengal and to initiate a full-scale mass struggle.
e) The day Bengal was officially partitioned, 16 October 1905 was declared as a day of mourning.
f) Thousands of people took bath in the Ganga and marched on the streets of Calcutta singing 'Vande Mataram'.
Boycott and Swadeshi Movement in Bengal (1905-1911)
a) Boycott and swadeshi were always interlinked to each other and part of the wider plan to make India self-sufficient.
b) Four major trends can be discerned during the Swadeshi Movement in Bengal.
i) The Moderate Trend
ii) Militant Nationalism
iii) Constructive Swadeshi
iv) Revolutionary terrorism

Contribution of different sectors GD P in India:
i) Gross Value Added (GVA) at current prices for services sector is estimated at 92.6 lakh crore in 2018 - 19.
ii) Services sector accounts for 54.40% of total India's (GVA) of 169.61 lakh crore Indian Rupees.
iii) With GVA of Rs. 50.43 lakh crore, Industry sector contributes 29.73%.
iv) Agriculture and allied sector shares 15.87%.
v) At 2011-12 prices, composition of Agriculture &allied, Industry and services sectors are 14.39%, 31.46% and 54.15% respectively.
vi) The share of primary like agriculture, forestry, fishing and mining and quarrying.
vii) Secondary (Industry) like, manufacturing, electricity, gas, water supply, utility services and construction, tertiary (services) like, trade, hotels, transport, communication etc. have been estimated as 18.57%, 27.03%, 54.40%.
viii) According to sector wise India GDP composition in 2017 are Agriculture (15.4%), Industry (23%) and services (61.5%).
ix) India is 2nd largest producer of agriculture product.
x) India accounts for 7.39% of total global agricultural output.
xi) In Industry sector, India world rank is 6.
xii) In service sector, India world rank is 8.
xiii) Contribution of Agriculture sector in Indian economy is much higher than world's average 6.4%.
xiv) Contribution of Industry and services sector is lower than world's average 30% for Industry sector and 63% for services sector.
xv) At previous methodology, composition of Agriculture & allied, Industry and services sector was 51.81%, 14.16% and 33.25% respectively at current prices in 1950-51.
(xvi) Share of Agriculture & allied sector has declined at 18.20% in 2013 - 14.
xvii) Share of services sector has improved to 57.03%.
xviii) Share of Industry sector has also increased to 24.77%.

(i) Himalayas blocks southwest monsoon winds and causes heavy rainfall to north India.
(ii) It forms a natural barrier to the subcontinent.
(iii) It is the source for many perennial rivers like Indus, Ganges, Brahmaputra, etc.
(iv) The Northern Mountains are described as the paradise of tourists due to its natural beauty.
(v) Many hill stations and pilgrim centers like Amarnath, Kedarnath, Badrinath, and Vaishnavi Devi temples are situated here.
(vi) It provides raw material for many forest based industries.
(vii) It prevents the cold winds blowing from the central Asia and protects India from severe cold.
(viii) Himalayas are renowned for the rich biodiversity.

(i) By the end of Second World War Viet Minh controlled the northern half of Vietnam. Viet Minh formed a government led by Ho Chi Minh in Hanoi.
(ii) This Viet Minh government quickly occupied the southern half of Vietnam. However, the Allied Powers decided at Potsdam that the British in the south and the Chinese in the north should defend Indo-China from the Japanese.
(iii) In March the two governments (French and Viet Minh) reached an agreement by which North Vietnam was to be a free state, within an Indo-Chinese Federation. But the new French constitution included all overseas colonies in a French Union.
(iv) In 1949 the French attempted to secure the support of the population by declaring Vietnam, Laos, and Cambodia independent within the French Union, retaining only foreign affairs and defense under French control. However, the problem of Indo- China soon became involved in the Cold War.
(v) While the French were receiving considerable financial aid from America, the Viet Minh were helped by the new Chinese communist government. The French troops were eventually defeated.
(vi) South Vietnam, approximately of the same size and population, was ruled by Ngo Dinh Diem.
(vii) Diem refused to hold the elections to decide on a united Vietnam.
(viii) However, by 1962, it was clear that Diem was incapable of controlling the situation. This led to the posting of more US armed forces in the area.
(ix) The US bombed both North and South in the hope that it could force the liberation forces to abandon the struggle.
(x) The fighters of North Vietnam, trained in guerilla warfare, had grown out of spontaneous struggles against a repressive regime.
(xi) The American troops also used bacteriological weapons.
(xii) Incendiary bombs such as napalm and Agent Orange (to defoliate the forest cover) were used.
(xiii) Escalation of the total military outlay caused the US big business to protest. The youths rebelled against the conscription and the horrors of war.
(xiv) Anti-Vietnam War protests rocked universities and colleges across the US and in Europe and became part of the 1960s counterculture.
(xv) No other single issue united millions of people all over the world as the war of Vietnam.

(i) Even on 23 February 1917, when the socialists celebrated International Working Women's Day on that day, the Tsar seemed unchallengeable. But he had to abdicate on the morning of 2 March.
(ii) Though none called for strikes fearing that the time was not ripe for militant action, the bread shortages among women textile workers, many with husbands in the army, forced them to go on strike anyway and march through the factory areas of Petrograd, the capital of the Russian Empire.
(iii) Masses of women workers in a militant frame of mind demanding "Bread for workers" waved their arms towards factory workers and shouted, "Come out!" "Stop work!"
(iv) The city's 400,000 workers joined the movement the next day (24 February).

S.No	Fundamental Rights	Directive Principles of State Policy
1.	It was derived from the Constitution of the USA.	It was drawn on the model of the Constitution of Ireland.
2.	Even the Government cannot take away or abridge these rights.	These are more instructions to the Government
3.	These are enforceable by a court of law.	These are not enforceable in any court.
4.	These have legal sanctions.	These have moral and political sanctions.
5.	These rights strengthen political democracy in the country.	The implementation of these principles ensures social and economic democracy.

i) The Southwest Monsoon is the most significant feature of the Indian Climate.
ii) The onset of the Southwest Monsoon takes place normally over the southern tip of the country by the first week of June, advances along the Konkan coast in early June and covers the whole country by 15^th July.
iii) The sudden approach of monsoon wind over south India with lightning and thunder is termed as the 'break' or 'burst of monsoon'.
iv) The monsoon wind strikes against the southern tip of Indian landmass and gets divided into two branches.
a) Arabian Sea branch
b) Bay of Bengal branch
The Arabian Sea branch:
i) It gives heavy rainfall to west coast of India as it is located in the windward side of the Western Ghats.
ii) The other part which advances towards north is obstructed by Himalayan Mountains and results in heavy rainfall in north.
iii) As Aravalli Mountain is located parallel to the wind direction, Rajasthan and Western part do not get much rainfall from this branch.
Bay of Bengal branch:
i) The wind from Bay of Bengal branch moves towards northeast India and Myanmar.
ii) This wind is trapped by a chain of mountains namely Garo, Khasi and Jaintia which are mainly responsible for the heaviest rainfall caused at Mawsynram located in Meghalaya.
iii)Later on this wind it travels towards west which results in decrease in rainfall from east to west.
iv) Over all about 75% of Indian rainfall is received from this monsoon.

English education:
i) English education introduced with the objective of producing clerks also produced a new English educated middle class.
ii) This class came under the influence of western ideas and thoughts.
Role of Christianity:
i) Christianity also had its effect on the newly emerging middle class.
ii) The educated middle class began to take a lead in political as well as in reform movements.
Western ideas:
i) The Indian reformers were quite hesitant to subject their old notions and habits to critical scrutiny. Instead they attempted to harmonize both Indian and western cultures.
ii)Their ideas and their actions helped to mitigate social evils such as sati, female infanticide and child marriage and various superstitious beliefs.
Role of scholars and writers:
i) The scholars and writers were an inspiration for the people towards the reform movements.
ii) As the society was having a number of evil practices like sati, child marriage and polygamy there was an urgent need for reform in the society.
iii) These were the circumstances that led to the reform movement in the 19^th century.

i) World War II began in 1939 and ended in 1945.
ii) In World War II, had an extensive area of conflict and very high death toll of civilians as well as armed combatants.
New geo-political power Alignment:
i) The world was polarized into two main blocs led by superpowers:
a) United States (Anti communist ideology)
b) Soviet Russia (Communist ideology)
ii) Europe was divided into,
a) Communist
b) Non-Communist
Nuclear Proliferation:
i) The United States and the Soviet Union entered into a race to have more nuclear powered weapons. They built a large stockpile of such weapons.
ii) Defence spending sky-rocketed in many countries.
International Agencies:
i) Many international agencies, in particular the United Nations, the World Bank and the International Monetary Fund came into existence providing a forum for countries large and small.
Social and Economic changes:
i) Social and Economic changes took place in the post-war world.
ii) Colonial powers were forced to give independence to former colonies in a process of decolonization. India was the first to achieve Independence.

a) There were two main political parties: The Unionist Party which was mainly British and the South Africa Party which had largely Afrikaners (Boers).
b) The first Prime Minister, Botha belonged to the South Africa Party ruled in cooperation with the British.
c) But a militant section of the South Africa Party formed the National Party under Herzog.
d) In 1920 elections, the National Party got 44 seats and the South Africa Party secured 41 seats.
e) At this juncture the British-dominated Unionist Party merged with the South Africa Party.
f) This gave Smuts a majority over the militant Afrikaner controlled National Party.

A large number of textile mills are concentrated in Coimbatore. Hence Coimbatore is called the 'Manchester of Tamilnadu'.

i) Annie Besant, an Irish lady and leader of the Theosophical Society, Home Rule in 1916 and carried forward the demand for home rule all over India.
ii) She started the news papers New India and Commonweal to carry forward her agenda.
iii) She wrote two books, How India wrought for freedom and India: 'A Nation and a pamphlet on self-government.'

Duties of Palayakkarars:
a) Collect revenue
b) Administer the territory
c) Settle disputes
d) Maintain law and order

The four major components of GDP are,
(i) C - Consumption expenditure
(ii) I - Investment expenditure
(iii) G - Government expenditure
(iv) X-M - Exports - Imports
(v) GDP = C + I + G + X-M

The High Court of Madras is the one of the three High Courts in India established in the three Presidency Towns of Bombay, Calcutta and Madras by letters patent granted by Queen Victoria, bearing date 26 June 1862. The High Court building is the second largest judicial complex in the world after London.

The Citizenship Act of 1955 prescribes three ways of losing citizenship whether acquired under the Act or prior to it under the Constitution, viz. renunciation, termination and deprivation
(i) It can be voluntarily renounced by a citizen.
(ii) It can be terminated if a person acquires the citizenship of some other country.
(iii) The central government can deprive a naturalized citizen, if it satisfied that the citizenship was acquired by fraud, false representation or concealment of material facts or indulges in trade with enemy countries or if the person has been sentenced to imprisonment for a period of 2 years

(i) These forests are found along the rivers on Khadar areas.
(ii) These are known for Tamarisk and Tamarind trees.
(iii) The rivers of Great Plains are more prominent for this type of natural vegetation.

The Arya Samaj, the Ramakrishna Mission and the Deoband Movement.

(a) Battle of Tannenberg
(i) In 1914 Russian forces invaded East Prussia. Germany defeated them decisively. In the battle of Tannenberg Russia suffered heavy losses.
(ii) This caused distraction and helped to relieve the pressure on the western front. The French army made all efforts to drive away the invading Germans.
(b) Battle of Marne
(i) At the Battle of the Marne (early September 1914), the French succeeded in pushing back the Germans.
(ii) Paris was thus saved.
(iii) The battle of Marne is a memorable one for trench warfare.

i) A better economy introduces rapid development of the capital market.
ii) Standard of living has increased.
iii) Globalization rapidly increases better trade so that more people are employed.
iv) Introduced new technologies and new scientific research patterns
v) Globalization increases the GDP of a country.

(i) The Lok Sabha is presided over by the 'speaker'. He is elected by its members.
(ii) The office of the Speaker occupies an essential position in our Parliamentary democracy.
(iii) The Speaker continues to be in the office even in the houses dissolved, till a new Speaker is elected by the new Lok Sabha.
(iv) The Speaker presides over a joint sitting of the two Houses of Parliament.
(v) He has the power to decide whether a Bill is Money Bill or an ordinary one.

a) The capitalist countries led by the U.S. were politically designated as the First World.
b) The Communist States led by the Soviet Union came to be known as the Second world.
c) States outside these two were called Third World.

i) In, 1942 the Report Commonly known as the Beveridge Report was published in the U.K.
ii) It proposed a series of measures which the Government should adopt to provide the Citizens.
iii) The major impediments are adequate income, health care, education, housing and employment to overcome poverty and discase.

a) The 'Great Depression' dealt a death blow to Indian agriculture and the indigenous manufacturing sector.
b) The value of farm produce, declined by half. But the land rent to be paid by the peasant remained unchanged. In terms of prices of agricultural commodities, the obligation of the farmers to the state doubled.
c) The great fall in prices prompted Indian nationalists to demand protection for the internal economy.