London, Sept. 1 -- Former British Prime Minister Keir Starmer announced on Tuesday that he is stepping down as the Member of Parliament for Holborn and St Pancras, triggering an upcoming by-election in the London constituency.

This development follows Starmer's resignation from leadership and Downing Street earlier in the year amid internal party pressures, which saw Andy Burnham take over as prime minister. Although the 63-year-old former Labour leader initially planned to serve on the backbenches, he chose to exit the House of Commons following a period of summer reflection.

In a social media statement released as Parliament resumed session following the summer break, Starmer stated, "Over the summer, I have had time to reflect and co...