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**Summary:**

An analysis of the 2021 Tamil Nadu Assembly elections and the 2024 Lok Sabha elections suggests that a divided opposition significantly impacted the AIADMK’s performance in 2021. T.T.V. Dhinakaran, leader of the AMMK, claims his party’s presence caused AIADMK losses in several constituencies. Data analysis supports this, showing that AMMK’s vote share exceeded the margin of victory in 20 seats. While the NDA coalition was stronger in 2024, recent political realignments, including potential splits within the PMK and the departure of AMMK and O. Panneerselvam from the NDA, create further uncertainty. Actor Vijay’s new party and its anti-DMK stance could further fragment the opposition vote ahead of the 2026 Assembly elections.

**News Article:**

**Divided Opposition Could Spell Trouble for AIADMK in 2026 Tamil Nadu Elections**

**CHENNAI – September 21, 2025** – A recent analysis suggests that a splintered opposition landscape in Tamil Nadu could again prove detrimental to the All India Anna Dravida Munnetra Kazhagam (AIADMK) in the upcoming 2026 Assembly elections.

Amma Makkal Munnetra Kazhagam (AMMK) leader T.T.V. Dhinakaran has asserted that his party’s participation in the 2021 Assembly elections led to the AIADMK’s defeat in numerous constituencies. Data examined by *The Hindu* supports this claim, revealing that in 20 constituencies, the AMMK and its allies garnered more votes than the margin separating the winning DMK-led alliance from the AIADMK-led coalition.

While the National Democratic Alliance (NDA), which included the AMMK, demonstrated stronger arithmetic weight in the 2024 Lok Sabha elections, recent political developments have significantly altered the landscape. Key shifts include a potential internal conflict within the Pattali Makkal Katchi (PMK), the AMMK’s departure from the NDA, and the growing influence of Tamilaga Vettri Kazhagam founder and actor Vijay. Vijay’s party’s focus on criticizing the ruling DMK raises concerns that this could further split the anti-DMK vote, potentially benefiting the incumbent party.

“The fluidity of the current political situation makes predicting the outcome of the 2026 election extremely difficult,” stated one political analyst. “Whether the AIADMK can consolidate the opposition vote or if it remains fractured will be a key factor in determining its success.”

The 2021 election saw the AMMK secure deposits in only three constituencies, yet their presence undeniably impacted the overall results. With the 2026 elections on the horizon, the opposition’s ability to unify will be crucial in challenging the DMK’s hold on power in Tamil Nadu.

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