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All India Trinamool Congress

TMC

All India Trinamool Congress (AITC/TMC) is a major political party in West Bengal led by Mamata Banerjee. Founded in 1998 after breaking from Congress, it has dominated West Bengal since 2011 when it ended 34 years of Left Front rule.

Founded
1998
President
Mamata Banerjee
2024 Seats
29
Vote Share
4%
IDEOLOGY & POSITIONS
Social democracySecularismBengali nationalismWelfare politicsFederalism
CURRENT ALLIANCES
INDIA AllianceCongress (selective)

Election Performance (2004–2024)

SEATS WON

VOTE SHARE (%)

Complete Election History

Year Election Seats Won Total Vote % Outcome
2004 Lok Sabha 1 543 1.5% ✗ Opposition
2009 Lok Sabha 19 543 3.5% ⚖ Coalition
2014 Lok Sabha 34 543 3.8% ⚖ Coalition
2019 Lok Sabha 22 543 4.1% ⚖ Coalition
2024 Lok Sabha 29 543 4% ⚖ Coalition

Manifesto Delivery Tracker

Status of key policy promises

Lakshmir Bhandar (women welfare scheme) ✓ Done
Kanyashree (girl education support) ✓ Done
Sabooj Saathi (cycles for students) ✓ Done
Singur land returned to farmers ✓ Done
Industrial development (opposition criticism) ⟳ Partial
Anti-NRC stance in West Bengal ✓ Done
5
Implemented
1
Partial
0
Pending
0
Dropped

Key Milestones & History

1998

Founded by Mamata Banerjee after split from Congress

2001

Alliance with BJP; enters NDA briefly

2009

Won 19 Lok Sabha seats; signals West Bengal shift

2011

Won West Bengal assembly; ended 34-year Left Front rule

2016

Re-elected in West Bengal with big majority

2021

Won West Bengal despite heavy BJP campaign; Mamata wins 3rd term

2024

Won 29/42 Lok Sabha seats in West Bengal

Party Information

Founded 1998
Founders Mamata Banerjee
President Mamata Banerjee
HQ 30B, Harish Chatterjee Street, Kolkata, West Bengal

State Presence

Legend: Dominant Strong Moderate Weak
West Bengal dominant
Tripura moderate
Meghalaya weak

Digital Presence

Twitter/X 5M+
Facebook 4M+

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