Robin Cook

Robin Cook (28 February 1946 – 6 August 2005) was a politician in the British Labour Party. He was Secretary of State for Foreign and Commonwealth Affairs of the United Kingdom from 1997 to 2001. He resigned from the cabinet in 2003 in protest after the Invasion of Iraq. 
Shortly after becoming Foreign Secretary, he left his wife, Margaret, to live with Gaynor Regan, his secretary. 
He died of heart disease whilst on a walking holiday in the Highlands.
Cook was an atheist.