The Communist Party of India (Marxist) was not a major political alliance in India during the 1970s. It was a major political party, but it did not form alliances with other parties to contest elections.

The National Front was a major political alliance in India during the 1980s. It was formed by several opposition parties to challenge the dominance of the Congress (I) party.

The United Front was a major political alliance in India during the 1990s. It was formed by several opposition parties to challenge the dominance of the Bharatiya Janata Party.

The United Progressive Alliance was a major political alliance in India during the 2000s. It was formed by the Congress (I) party and several other parties to challenge the dominance of the National Democratic Alliance.

The National Democratic Alliance was a major political alliance in India during the 2010s. It was formed by the Bharatiya Janata Party and several other parties to challenge the dominance of the United Progressive Alliance.

The National Democratic Alliance is a major political alliance in India during the 2020s. It is formed by the Bharatiya Janata Party and several other parties to challenge the dominance of the United Progressive Alliance.

The Congress (I) was a major political alliance in India during the 1950s. It was formed by the Indian National Congress and several other parties to challenge the dominance of the Socialist Party of India.

The Congress (I) was a major political alliance in India during the 1960s. It was formed by the Indian National Congress and several other parties to challenge the dominance of the Swatantra Party.

The Indian National Congress was a major political alliance in India during the 1940s. It was formed by several political parties to challenge the dominance of the British Raj.

The Indian National Congress was a major political alliance in India during the 1930s. It was formed by several political parties to challenge the dominance of the British Raj.

The Indian National Congress was a major political alliance in India during the 1920s. It was formed by several political parties to challenge the dominance of the British Raj.

The Indian National Congress was a major political alliance in India during the 1910s. It was formed by several political parties to challenge the dominance of the British Raj.

The Indian National Congress was a major political alliance in India during the 1900s. It was formed by several political parties to challenge the dominance of the British Raj.

The Indian National Congress was a major political alliance in India during the 1890s. It was formed by several political parties to challenge the dominance of the British Raj.

The Indian National Congress was a major political alliance in India during the 1880s. It was formed by several political parties to challenge the dominance of the British Raj.