British Deputy Prime Minister Angela Rayner said Wednesday she mistakenly underpaid taxes on a home purchase by a mark of over a million dollars.

The Deputy Prime Minister is under mounting pressure to 'come clean' after claims she avoided £40,000 in stamp duty when she purchased a luxury £800,000 apartment in East Sussex.

The deputy prime minister paid £30,000 instead of the full £70,000 rate levied on second homes when she purchased an £800,000 flat in Hove this summer by saying it was her only…