India, April 13 -- US President Donald Trump has issued a sharp warning to Iran, saying any fast-attack vessels approaching the American naval blockade around Iranian ports will be "immediately eliminated."

In a post on Truth Social, Trump claimed Iran's navy had been largely wiped out, alleging that 158 ships had already been sunk during the conflict.

"Iran's Navy is laying at the bottom of the sea. If any of these ships come anywhere close to our BLOCKADE, they will be immediately ELIMINATED," he wrote.

Blockade around Iranian ports

The warning follows Washington's announcement of a sweeping naval blockade after failed talks in Islamabad.

However, even after the declared start time, there was no immediate confirmation of enforcemen...