Boris Johsnon

Former finance minister Rishi Sunak will set out his stall to be Britain's next prime minister on Tuesday, vowing to tackle soaring inflation before joining his Conservative Party rivals in promising tax cuts.

The Conservative Party said the postal ballot of party members would be a choice between two candidates to be selected under an expedited process to whittle down the field from the 11 candidates who have declared so far.

Former finance minister Rishi Sunak will set out his stall to be Britain's next prime minister on Tuesday, vowing to tackle soaring inflation before joining his Conservative Party rivals in promising tax cuts.

The Conservative Party said the postal ballot of party members would be a choice between two candidates to be selected under an expedited process to whittle down the field from the 11 candidates who have declared so far.