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Looking for Alliance Deposit Losses & Detailed Strike Rates?
Explore how many candidates from each front forfeited their security deposits, candidate demographic breakdowns, and 50-year comparisons for the 2006 election.
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Pre-Poll vs Post-Poll Realignment

Alliance Dynamics: Pre-Election Ballot vs. Post-Election Floor Strength (2006)

In the 2006 Assembly Election, DMK contested as part of the Democratic Progressive Alliance (DPA) pre-poll. Post-election, DMK won 96 seats (short of the 118 majority mark by 22 seats). Rather than a formal coalition ministry, DMK formed Tamil Nadu's first minority government supported from outside by the Indian National Congress (34 seats), PMK (18 seats), and Left parties without any allied MLAs joining the Council of Ministers.

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Pre-Election Ballot Fronts

Seat-sharing agreements on the April 2026 general ballot
Democratic Progressive Alliance (DPA / DMK Front) Pre-Poll Alliance
Contested: 234 Won: 163 Lost: 71 Strike Rate: 69.66%
Seat Sharing: DMK (132), INC (48), PMK (31), CPM (13), CPI (10).
AIADMK Front (AIADMK - MDMK - DPI) Pre-Poll Coalition
Contested: 234 Won: 69 Lost: 165 Strike Rate: 29.49%
Seat Sharing: AIADMK (188), MDMK (35), DPI/VCK (9), INL (2).
Desiya Murpokku Dravida Kazhagam (DMDK) Pre-Poll Solo Contest
Contested: 232 Won: 1 Lost: 231 Strike Rate: 0.43%
Contested 232 seats solo in debut election; secured 27.6 lakh votes statewide.
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Post-Election Government & Floor Alignment

Secular Social Justice Victory Alliance (SSJVA) formation & floor division
DMK Minority Ministry with Outside Congress Support
Ruling Government
Legislative Strength: 96 DMK Ministers + Outside Support (163 DPA Working Majority)
Floor Leadership: M. Karunanidhi (15th Chief Minister)
DMK formed a single-party minority government. Congress (34 seats) chose not to join the cabinet and supported the Karunanidhi government from the outside for the entire 2006–2011 term.
AIADMK Legislative Front
Principal Opposition
Legislative Strength: 69 Seats (AIADMK 61, MDMK 6, DPI 2)
Floor Leadership: J. Jayalalithaa (Leader of Opposition)
AIADMK and allies formed the official opposition bloc on the floor of the House.
Seat-Sharing Audits & Conversion Efficiency

Detailed Pre-Election Alliance Seat Sharing & Party-by-Party Performance

Granular breakdown of seats allocated to each constituent party, seats won, seats lost, strike rate percentages, and popular vote contribution.

Democratic Progressive Alliance (DPA / DMK Front)

Pre-Poll Alliance
Lead: M. Karunanidhi
Contested: 234 Won: 163 Lost: 71 Strike Rate: 69.66%
Constituent Party Seats Contested Seats Won Seats Lost Strike Rate Popular Votes Vote Share % Key Leader / Floor Role
234 163 71
69.7%
14,761,000 44.75% M. Karunanidhi
Alliance Total (1 Parties) 234 163 71 69.66% 14,761,000 44.75% Pre-Poll Winning Alliance

AIADMK Front (AIADMK - MDMK - DPI)

Pre-Poll Coalition
Lead: J. Jayalalithaa
Contested: 234 Won: 69 Lost: 165 Strike Rate: 29.49%
Constituent Party Seats Contested Seats Won Seats Lost Strike Rate Popular Votes Vote Share % Key Leader / Floor Role
234 69 165
29.5%
13,170,000 39.91% J. Jayalalithaa
Alliance Total (1 Parties) 234 69 165 29.49% 13,170,000 39.91% Principal Opposition Front

Desiya Murpokku Dravida Kazhagam (DMDK)

Pre-Poll Solo Contest
Lead: Captain Vijayakanth
Contested: 232 Won: 1 Lost: 231 Strike Rate: 0.43%
Constituent Party Seats Contested Seats Won Seats Lost Strike Rate Popular Votes Vote Share % Key Leader / Floor Role
232 1 231
0.4%
2,764,000 8.38% Captain Vijayakanth
Alliance Total (1 Parties) 232 1 231 0.43% 2,764,000 8.38% Solo Legislative Presence
Governance & Assembly Majority

Post-Election Legislative Coalitions & Assembly Floor Alignments

Government majority formation, coalition partners supporting the Treasury Benches, and Official Opposition allocation.

DMK Minority Ministry with Outside Congress Support

Ruling Government
96 DMK Ministers + Outside Support (163 DPA Working Majority)
Floor Leader: M. Karunanidhi (15th Chief Minister)

DMK formed a single-party minority government. Congress (34 seats) chose not to join the cabinet and supported the Karunanidhi government from the outside for the entire 2006–2011 term.

AIADMK Legislative Front

Principal Opposition
69 Seats (AIADMK 61, MDMK 6, DPI 2)
Floor Leader: J. Jayalalithaa (Leader of Opposition)

AIADMK and allies formed the official opposition bloc on the floor of the House.

Authoritative Coalitions & Encyclopedic Context

Tamil Nadu Alliance Architecture & Encyclopedic Directory

Tamil Nadu state politics has evolved through distinct coalition phases: the DMK-led alliance (formed initially as DPA/SPA), the AIADMK-led alliance (NDA front), and the 2026 post-election emergence of the Secular Social Justice Victory Alliance (SSJVA / மதச்சார்பற்ற சமூகநீதி வெற்றிக் கூட்டணி) under Chief Minister C. Joseph Vijay.

Ruling Coalition

Secular Social Justice Victory Alliance

மதச்சார்பற்ற சமூகநீதி வெற்றிக் கூட்டணி (SSJVA / TVK+)

Founded at Panaiyur headquarters on September 9, 2026. Chaired by C. Joseph Vijay. Formed to command 121 seats and contest October 2026 by-elections.

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Historical Front

DMK-Led Alliance (SPA / DPA)

Secular Progressive Alliance (மதச்சார்பற்ற முற்போக்கு கூட்டணி)

Key political front in Tamil Nadu across 2004, 2006, 2019, 2021, and 2024 elections. Led historically by M. Karunanidhi and M. K. Stalin.

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Opposition Coalition

AIADMK-Led Alliance (NDA Front)

அஇஅதிமுக கூட்டணி (AIADMK-led Coalition)

Governed Tamil Nadu across 2011-2021 under J. Jayalalithaa and Edappadi K. Palaniswami. Currently commands 53 seats in the 17th Assembly.

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Historical Alliance Archive

Explore Tamil Nadu Alliance Breakdown Across Assembly Elections

2026 Alliances 2021 Alliances 2016 Alliances 2011 Alliances 2006 Alliances 2001 Alliances 1996 Alliances 1991 Alliances 1989 Alliances 1984 Alliances 1980 Alliances 1977 Alliances