In 1969, the party suffered a major split, with a faction led by Indira Gandhi leaving to form the Congress (R), with the remainder becoming the Congress (O). The Congress (R) became the dominant faction, winning the 1971 general election by a huge margin. From 1975 to 1977, Indira Gandhi declared a state of emergency in India, resulting in widespread oppression and abuses of power. Another split in the party occurred in 1979, leading to the creation of the Congress (I), which was recognized as the Congress by the Electoral Commission in 1981. Under Rajiv Gandhi's leadership, the party won a massive victory in the 1984 general elections, nevertheless losing the election held in 1989 to the National Front. The Congress then returned to power under P. V. Narasimha Rao, who moved the party towards an economically liberal agenda, a sharp break from previous leaders. However, it lost the 1996 general election and was replaced in government by the National Front. After a record eight years out of office, the Congress-led coalition known as the United Progressive Alliance (UPA) under Manmohan Singh formed a government the 2004 general elections. Subsequently, the UPA again formed the government after winning the 2009 general elections, and Singh became the first Prime Minister since Indira Gandhi in 1971 to be re-elected after completing a full five-year term. However, under the leadership of Rahul Gandhi in the 2014 general election, the Congress suffered a heavy defeat, winning only 44 seats of the 543-member Lok Sabha (the lower house of the Parliament of India). In the 2019 general election, the party failed to make any substantial gains and won 52 seats, failing to form the official opposition yet again. In the 2024 general election, the party performed better-than-expected, and won 99 seats, forming the official opposition with their highest seat count in a decade.
On social issues, it advocates secular policies that encourage equal opportunity, right to health, right to education, civil liberty, and support social market economy, and a strong welfare state. Being a centrist party, its policies predominantly reflected balanced positions including secularism, egalitarianism, and social stratification.[19] The INC supports contemporary economic reforms such as liberalisation, privatisation and globalization. A total of 61 people have served as the president of the INC since its formation. Sonia Gandhi is the longest-serving president of the party, having held office for over twenty years from 1998 to 2017 and again from 2019 to 2022 (as interim). Mallikarjun Kharge is the current party President. The district party is the smallest functional unit of Congress. There is also a Pradesh Congress Committee (PCC), present at the state level in every state. Together, the delegates from the districts and PCCs form the All India Congress Committee (AICC). The party is additionally structured into various committees and segments including the Working Committee (CWC), Seva Dal, Indian Youth Congress (IYC), Indian National Trade Union Congress (INTUC), and National Students' Union of India (NSUI). The party holds the annual plenary sessions, at which senior Congress figures promote party policy.