The 2026 assembly election results have dramatically reshaped the dynamics within the INDIA bloc, a coalition of regional parties in India. While the alliance celebrated notable victories in Tamil Nadu and Kerala, it now grapples with deep internal contradictions that threaten its cohesion ahead of the 2029 general elections. In Tamil Nadu, actor Vijay's Tamilaga Vettri Kazhagam (TVK) emerged as the largest party, disrupting the long-standing dominance of the Dravida Munnetra Kazhagam (DMK) and challenging the Congress's reliance on its regional ally. This shift has allowed the Congress to redefine its identity and power dynamics in the South. Meanwhile, in Kerala, the Congress-led United Democratic Front (UDF) achieved historic victories, intensifying competition with the Left Democratic Front (LDF) and sparking debates over leadership within the bloc. The situation is further complicated by the Trinamool Congress's (TMC) electoral setbacks in West Bengal, which have led to a breakdown in cooperation with the Congress. Additionally, the relationship between the Aam Aadmi Party (AAP) and Congress remains fraught as both parties vie for the same urban voter segments, creating further friction within the alliance.