New Delhi, May 12 -- Amid growing calls seeking the British Prime Minister's ouster, Keir Starmer, on Tuesday (local time), issued a defiant message to those rebelling against him, including members of his own party, NBC News reported.

Over 80 Labour lawmakers have called for Starmer to step down or say when he will depart, including several members of his inner government Cabinet. However, in a crunch meeting with ministers inside No. 10 Downing St. earlier today, the British PM faced down the growing mutiny.

According to his office, Starmer said, "The country expects us to get on with governing. That is what I am doing and what we must do."

The developments come after the British PM polled as the most unpopular leader in the country ...