Who was Margaret thatchers foreign secretary?

Margaret Thatcher's Foreign Secretary was Sir Geoffrey Howe, who served in her cabinet from 1979 to 1983. He played a significant role in shaping British foreign policy during the Cold War and was influential in issues such as relations with the United States and the European Community. Howe's tenure is also noted for his involvement in the Falklands War and his advocacy for a strong stance against the Soviet Union. He later resigned in 1990, which contributed to Thatcher's downfall.