- 1970
- 1976
- 1984
- 1985
- 1987
- 1989
- 1990
- 1991
- 1996
- 1997
- 1998
- 1999
- 2000
- 2001
- 2004
- 2005
- 2006
- 2009
- 2010
- 2011
- 2016
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1970
As a young college student, Mamata Banerjee joins the Congress Party in the state and serves in different posts within the party and in other local political groups.
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1976
She becomes general secretary of Mahila Congress in West Bengal and holds the post till 1980.
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1984
Mamata defeates Somnath Chatterjee, senior leader of CPM, from Jadavpur Lok Sabha seat. She becomes one of India’s youngest parliamentarians in West Bengal and also takes charge as the general secretary of the All India Youth Congress.
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1985
She becomes a member of the committee on the Welfare of Scheduled Castes and Scheduled Tribes.
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1987
She serves in various ministerial committees.
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1989
Banerjee loses her seat in an anti-Congress wave across India, serves PCC of WB.
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1990
Mamata becomes West Bengal’s Youth Congress’ President.
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1991
Wins election, becomes HRD, Youth Affairs minister.
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1996
Mamata is elected as a member of the 11th Lok Sabha for the third time.
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1997
She parts ways with Congress and forms All India Trinamool Congress and becomes its chairperson.
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1998
Fourth term as LS member. Heads panel on Railways.
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1999
Fifth term. Joins NDA govt, becomes railway minister.
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2000
Presents railway budget, introduces 19 new trains, many for Bengal.
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2001
After the Tehelka expose in 2001, she leaves cabinet and joins Congress during 2001 Bengal election.
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2004
Comes back to NDA for a short tenure as coal minister. Gets elected for sixth time to Lok Sabha.
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2005
In October 2005, she protests against land acquistion policy of West Bengal govt.
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2006
In 2006, Trinamool Congress takes a beating in Bengal assembly elections.
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2009
Joins UPA. Seventh time in LS. Railway minister.
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2010
In the West Bengal municipal elections, Trinamool wins the Kolkata Municipal Corporation with a margin of 62 seats.
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2011
Mamata wins full majority in West Bengal. Ends CPM's 34-year rule, resigns as MP.
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2016
Becomes WB CM again.