In the previous assembly elections, The DMK won 133 constituencies on its own, receiving an absolute majority in the sixteenth Tamil Nadu Legislative Assembly, whereas its SPA alliance saw victory in a total of 159 constituencies. Meanwhile, the NDA alliance captured 75 constituencies, out of which the AIADMK had won 66. Other parties, alliances, and independent candidates did not secure any seats. After spending a decade as the opposition party, the DMK won Tamil Nadu from the AIADMK, which reigned the state for two consecutive terms (2011-2021). After the victory, M. K. Stalin became the next chief minister of the state. The AIADMK led by Edappadi K. Palaniswami assumed the position of the opposition party at the sixteenth Tamil Nadu Legislative Assembly.[2][3][4][5][6] On 11 April 2025, AIADMK General Secretary Edappadi K. Palaniswami and BJP leader and Home Minister Amit Shah announced their alliance for 2026 Tamil Nadu Assembly election on a Joint Press Conference at Chennai.[7][8]