CHENNAI, April 3 -- The DMK's game plan to bring in Katchatheevu, a 285 acre uninhabited islet 20 km off Rameswaram coast, an issue in the upcoming Lok Sabha poll has backfired as three former Foreign Secretaries of the country have issued a stern warning to the major political parties which are behind the move.

It all started with the DMK's manifesto for the 2024 election blaming the BJP Government at the Centre for failing to retrieve the islet that was seceded to Sri Lanka in 1975 by the then Prime Minister Indira Gandhi as part of the move to settle the international maritime boundary line between the two countries.

It has also been revealed that a technology innovation by Union Government's INCOIS laboratory to keep the fishermen a...