Prime minister reiterates stance that Britain’s economic problems are the result of Covid and war in Ukraine

• UK election live – latest updates

Britain is better off than it was 14 years ago, Rishi Sunak has said, as he launched a combative defence of his party’s record in power with just four days to go until the election.

In what polls suggest will be his final Sunday morning interview as prime minister, Sunak defended his party’s achievements since 2010, saying the country’s recent economic problems were the result of the pandemic and the war in Ukraine.

Liam Booth-Smith spoke to regulator after revelations about betting by those close to PM on date of election

• UK election live – latest updates

Rishi Sunak’s most senior adviser has been interviewed as a witness by officials at the Gambling Commission as part of its investigation into widespread betting by Westminster figures on the date and outcome of the general election.

Liam Booth-Smith, the prime minister’s chief of staff, spoke to the regulator last week after a series of revelations about betting by people close to the prime minister on the date of the election.