Bengaluru, May 10 -- Prime Minister Narendra Modi on Sunday accused the Indian National Congress of betraying its longtime ally Dravida Munnetra Kazhagam (DMK) after depending on the regional party for decades, while addressing a Bharatiya Janata Party (BJP) event in Bengaluru.

Describing Congress as a party "driven" by political survival, shifting alliances and internal power struggles, Modi said the alliance with the DMK had repeatedly helped Congress during politically difficult periods and played a key role in sustaining Congress-led governments at the Centre before 2014.

He alleged that Congress later distanced itself from the DMK once political circumstances changed.

"Just look at the situation in Tamil Nadu right now. For 25-30 ...