India, officially the Republic of India, is a South Asian nation recognized as the world's seventh-largest country by area and most populous since June 2023. It is also the world's largest democracy since its independence in 1947. Geographically, it is bounded by the Indian Ocean to the south, the Arabian Sea to the southwest, and the Bay of Bengal to the southeast. India shares land borders with Pakistan, China, Nepal, Bhutan, Bangladesh, and Myanmar, and maritime borders with Sri Lanka, the Maldives, Thailand, and Indonesia.
Around 2500-1900 BCE, the Indus Valley Civilisation flourished in Pakistan and western India.
Between 1901 and 2018, temperatures in India have risen by 0.7 °C (1.3 °F).
According to Latika Chaudhary, in 1911 there were under three primary schools for every ten villages.
In 1921, the literacy rates in India were 7% overall, 12% for men, and 2% for women.
In 1928, the "Pashupati" seal was excavated in Mohenjo-daro, Pakistan.
The system of national parks and protected areas in India was first established in 1935.
In 1947, India achieved independence, but this was tempered by the partition of India into two states, India and Pakistan.
Since its independence in 1947, India has been the world's most populous democracy.
The popularity of tandoori chicken dates to the 1950s, and was caused in large part by an entrepreneurial response among people from the Punjab who had been displaced by the 1947 partition of India.
On January 26, 1950, the Constitution of India came into effect, originally stating India to be a "sovereign, democratic republic."
For most of the period between 1950—when India first became a republic—and the late 1980s, the Congress held a majority in the Parliament.
In 1950, India's constitution was completed, establishing a secular and democratic republic.
India abolished untouchability in 1950 with the adoption of the constitution.
Since 1950, India has been a federal republic governed through a democratic parliamentary system.
In 1951, India's population was 361 million, with a nominal per capita income of US$64 annually and a literacy rate of 16.6%.
In 1951, the Pandit Jawaharlal Nehru-led Congress won easy victories in the Republic of India's first three general elections.
In 1951, the first post-colonial census counted 361 million people in India.
In 1951, the literacy rates in India were 18% overall, 27% for men, and 9% for women.
In 1956, under the States Reorganisation Act, Indian states were reorganised on a linguistic basis.
In 1957, Jawaharlal Nehru was re-elected to a consecutive five-year term.
In 1957, the Pandit Jawaharlal Nehru-led Congress won easy victories in the Republic of India's first three general elections.
In 1959, television broadcasting began in India as a state-run medium of communication.
In 1962, Jawaharlal Nehru was re-elected to a consecutive five-year term.
In 1962, the Pandit Jawaharlal Nehru-led Congress won easy victories in the Republic of India's first three general elections.
On Nehru's death in 1964, Lal Bahadur Shastri briefly became prime minister.
In 1966, after Lal Bahadur Shastri's unexpected death, Nehru's daughter Indira Gandhi became prime minister.
In 1967, India successfully repelled a Chinese attack.
In 1967, Indira Gandhi led the Congress to election victories.
In 1971, India and Pakistan engaged in war, stemming from India's support for the independence of Bangladesh.
In 1971, Indira Gandhi led the Congress to election victories.
In 1971, the characterisation of India in the Constitution was amended to "a sovereign, socialist, secular, democratic republic".
In 1972, India enacted the Wildlife Protection Act and Project Tiger to safeguard crucial wilderness.
In 1974, India conducted its first nuclear weapons test.
Following public discontent, Indira Gandhi declared a state of emergency in 1975.
In 1977, the Congress was voted out of power, and the Janata Party was voted in.
In 1980, the Congress was voted back into power.
The Forest Conservation Act was enacted in India in 1980.
In 1981, literacy rates in India were 41% overall, 53% for men, and 29% for women.
The proportion of people living below the World Bank's international poverty line decreased from 60% in 1981.
In 1984, Indira Gandhi was assassinated, and she was succeeded by her son Rajiv Gandhi.
In the 2014 general election, the BJP became the first political party since 1984 to win a majority.
In 1985, the share of external trade in India's GDP stood at 6%.
Since 1985, approximately 431 million Indians have risen out of poverty.
In 1987, the Indian military started a peace-keeping operation in Sri Lanka that lasted until 1990.
In 1988, amendments were added to India's Forest Conservation Act.
In 1988, the Indian military intervened in the Maldives to prevent a coup d'état attempt.
In 1989, the Congress was voted out again when a National Front coalition won the elections.
In 1990, the Indian military ended its peace-keeping operation in Sri Lanka that started in 1987.
Between 1991 and 2001, the number of people living in urban areas in India grew by 31.2%.
From 1991 to 2001, India's population grew by 21.54%.
In 1991, an acute balance of payments crisis forced India to liberalise its economy.
In 1991, no party won an absolute majority, but the Congress formed a minority government led by P. V. Narasimha Rao.
Since 1991, economic inequality between India's states has consistently grown.
Since economic liberalisation began in 1991, India's nominal GDP per capita increased steadily from US$308.
Since January 1995, India has been a member of World Trade Organization.
In 1996, a two-year period of political turmoil followed the general election, with several short-lived alliances sharing power.
In 1998, India carried out additional underground nuclear testing.
In 1998, the BJP formed a successful coalition, the National Democratic Alliance (NDA).
During the period 2000–500 BCE, many regions of the subcontinent transitioned from the Chalcolithic cultures to the Iron Age ones.
Between 2001 and 2011, the contribution of petrochemical and engineering goods to total exports grew from 14% to 42%.
From 2001 to 2011, India's population grew by 17.64%.
In 2001, over 70% of India's population still lived in rural areas.
In 2001, the number of child laborers in India was 12.6 million.
In the 2004 Indian general elections, the Congress emerged as the largest single party, forming the United Progressive Alliance (UPA).
The proportion of people living below the World Bank's international poverty line decreased to 42% in 2005.
In 2006, India contained the largest number of people living below the World Bank's international poverty line of US$1.25 per day.
In 2006, the share of external trade in India's GDP stood at 24%.
In 2007, the per-capita net state domestic product of the richest states was 3.2 times that of the poorest.
Prior to 2007, India averaged an economic growth rate of 7.5% for several years.
During 2008-2009, the Indian automotive industry increased exports by 36%.
In 2008, India's share of world trade was 1.7%.
In 2008, a civilian nuclear agreement was signed between India and the United States, leading to waivers from international agencies and the end of restrictions on India's nuclear technology and commerce.
According to the Oxford English Dictionary (third edition 2009), the name "India" is derived from the Classical Latin India.
As of 2009, India was viewed as the second-most favorable outsourcing destination after the United States.
During 2009-2010, the Indian automotive industry increased domestic sales by 26%.
The UPA returned to power in the 2009 general election with increased numbers.
As of 2010, India ranked 68th in global competitiveness.
During 2009-2010, the Indian automotive industry increased domestic sales by 26%.
In 2010, India's nominal GDP per capita increased steadily to US$1,380.
According to a 2011 PricewaterhouseCoopers (PwC) report, India's GDP at purchasing power parity could overtake that of the United States by 2045.
According to the 2011 census, there were 10.1 million child laborers in the country.
At the end of 2011, the Indian IT industry employed 2.8 million professionals and generated revenues close to US$100 billion.
Between 2001 and 2011, the contribution of petrochemical and engineering goods to total exports grew from 14% to 42%.
During 2011-2012, India's GDP growth rate reached 6.1%.
From the 2001 Census to the 2011 Census, the level of urbanisation increased from 27.81% to 31.16%.
In 2011, the official Indian defence budget was US$36.03 billion, or 1.83% of GDP.
In 2011, the provisional census report stated there were 1,210,193,422 residents in India.
In the 2011 census, about 73% of the population was literate.
The 2011 census reported that Hinduism was the most followed religion in India (79.80% of the population), followed by Islam (14.23%).
As of 2012, industry estimates indicate that there are over 554 million TV consumers in India.
During 2011-2012, India's GDP growth rate reached 6.1%.
In 2012, The Indian biotech industry grew by 15.1%.
In June 2013, the Indian biotech industry increasing its revenues from ₹204.4 billion to ₹235.24 billion.
In the 2013 calendar year, India was the world's second-largest textile exporter after China.
Narendra Modi became the 14th Prime Minister of India on May 26, 2014.
In 2014, India ranked 85th in the Corruption Perceptions Index.
In the 50-year period ending in 2014, the number of missing women in India quadrupled from 15 million to 63 million.
According to a Food and Agriculture Organization report in 2015, 15% of the population is undernourished.
Between 2016 and 2020, India accounted for 9.5% of the total global arms imports.
In May 2017, the Indian Space Research Organisation launched the South Asia Satellite.
According to the Worldwide Cost of Living Report 2017 released by the Economist Intelligence Unit, four of the cheapest cities were in India: Bengaluru (3rd), Mumbai (5th), Chennai (5th) and New Delhi (8th).
After the third quarter of 2017, India surpassed the US to become the second-largest smartphone market in the world after China.
As of 2017, The 522-million-worker Indian labour force is the world's second largest.
In October 2018, India signed an agreement with Russia to procure four S-400 Triumf surface-to-air missile defence systems.
Between 1901 and 2018, temperatures in India have risen by 0.7 °C (1.3 °F).
In 2018, India ranked 78th out of 180 countries in the Corruption Perceptions Index with a score of 41 out of 100.
In 2018, a Walk Free Foundation report estimated that nearly 8 million people in India were living in different forms of modern slavery.
In 2019, the provision in the Indian constitution that historically allowed for the nomination of Anglo-Indians to two seats in the Lok Sabha was removed.
In the 2019 general election, the BJP was victorious again with majority.
Between 2016 and 2020, India accounted for 9.5% of the total global arms imports.
In 2020, the median age in India was 28.7.
As of 2021, with 3000 pharmaceutical companies and 10,500 manufacturing units, India is the world's third-largest pharmaceutical producer.
In 2021, India was the world's ninth-largest importer and the sixteenth-largest exporter.
By 2022, India's population had grown to almost 1.4 billion, with a nominal per capita income of US$2,601 and a literacy rate of 74%.
In 2022, India became the world's third-largest vehicle market after China and the United States.
In 2022, India's foreign exchange remittances were US$100 billion.
In fiscal year 2022, defence expenditure was pegged at US$70.12 billion.
In June 2023, India became the world's most populous country.
In 2023, India had an estimated 1,428,627,663 residents, making it the world's most populous country.
In 2023, India's consumer market was the world's fifth largest.
According to the International Monetary Fund, the Indian economy in 2024 was nominally worth $3.94 trillion.
As of 2024, it is estimated that India is operating eight nuclear-capable systems.
In 2024, India is ranked 39th in the Global Innovation Index.
In 2024, India's estimated nominal GDP per capita increased steadily to US$2,731.
In the 2024 general election, the BJP failed to achieve majority and the BJP-led NDA coalition formed the government.
It is expected to grow to US$3,264 by 2026.
It is projected that India's middle classes will number around 580 million by 2030.
According to a 2011 PricewaterhouseCoopers (PwC) report, India's GDP at purchasing power parity could overtake that of the United States by 2045.
During the next four decades, until 2050, Indian GDP is expected to grow at an annualised average of 8%, making it potentially the world's fastest-growing major economy.