Keir Starmer vows to prove doubters wrong in make-or-break leadership speech

PM makes series of policy pledges including seeking new deal with EU and says he will fight any challenge

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Keir Starmer has said he will prove his doubters wrong as he warned Labour was facing “very dangerous opponents” in a make-or-break speech, with leadership rivals on the brink of a challenge.

Starmer said he would fight any leadership challenge and would not “walk away” from his responsibilities as prime minister.