TOPSHOT - British Prime Minister Theresa May (7th L) chairs her first Cabinet meeting in 10 Downing Street in London on July 19, 2016.
Prime Minister Theresa May warned Monday that the threat from nuclear weapons was increasing as she pressed MPs to approve the replacement of the ageing submarines that carry Britain's nuclear arsenal. / AFP / POOL / Dan Kitwood        (Photo credit should read DAN KITWOOD/AFP/Getty Images)