Theresa May

LONDON, ENGLAND - JULY 12: A removal van loaded with cardboard boxes is inspected by police before entering Downing Street on July 12, 2016 in London, England. British Prime Minister David Cameron will step aside tomorrow (Wednesday) after his final Prime Minister's Questions allowing current Home Secretary Theresa May to move into 10 Downing Street. She was selected unopposed by Conservative MPs to be their new leader.  (Photo by Jack Taylor/Getty Images)

Jack Taylor/Getty

A removal van loaded with cardboard boxes is inspected by police before entering Downing Street in London, England. British Prime Minister David Cameron will step aside on Wednesday after his final Prime Minister’s Questions allowing current Home Secretary Theresa May to move into 10 Downing Street

The shoes of Britain's Home Secretary Theresa May as she walks past Larry the Downing Street cat as she arrives to attend a cabinet meeting at 10 Downing Street, in London, Tuesday, July 12, 2016. Theresa May will become Britain's new Prime Minister on Wednesday.

Kirsty Wigglesworth/AP Photo

The shoes of Britain’s Home Secretary Theresa May as she walks past Larry the Downing Street cat as she arrives to attend a cabinet meeting at 10 Downing Street, in London. Theresa May will become Britain’s new Prime Minister on Wednesday.

Home Secretary, Theresa May, photographed infront of pictures of her predecessors in the Home Office this morning.

Charlie Bibby/FT

Theresa May, British home secretary, is photographed in front of pictures of her predecessors at the Home Office on Friday.