India, June 19 -- The Supreme Court on Friday dismissed a writ petition seeking directions to prevent political leaders from switching parties, observing that the plea was based on "vague, wild and casual allegations" without any supporting material on record.

The plea comes amid speculation of split and internal turmoil in major opposition parties - the Trinamool Congress (TMC), Shiv Sena-UBT and the Samajwadi Party (SP).

During the hearing, advocate CR Jaya Sukin, alleged that party leaders were being induced to switch sides through corruption or coercion, according to Bar and Bench.

"In this country, party leaders are either indulging in corruption by giving bribes, or threatening that family members will be hurt if they don't join ...