The Foreign Secretary - in full, Secretary of State for Foreign and Commonwealth Affairs - is the foreign minister of the Government of the United Kingdom. The post is considered - alongside that of Home Secretary and Chancellor of the Exchequer to be one of the three main offices of state below Prime Minister. Only one person - James Callaghan - held all three posts and went on to be PM.
The office is also responsible for overseeing the UK's Secret Intelligence Service, MI6.
The current Foreign Secretary is Philip Hammond, MP.
- https://www.gov.uk/government/ministers/foreign-secretary Secretary of State for Foreign and Commonwealth Affairs