Denis Thatcher 1979 general election to become the first female Prime Minister in British history. Denis Thatcher became the first husband of a British Prime Minister. In 1953, they had twin children (Carol and Mark), who were born on 15 August, seven weeks premature. Thatcher was watching the 1953 Ashes series at the time of the birth. Not long after the 1964 general election, Denis Thatcher suffered a nervous breakdown which put a severe strain on their marriage. The breakdown was probably caused by the increasing pressure of running the family business, caring for his relatives, and his wife's preoccupation with her
Margaret Thatcher on and fight to win" the second ballot, but consultation with her Cabinet persuaded her to withdraw. After holding an audience with the Queen, calling other world leaders, and making one final Commons speech, on 28 November she left Downing Street in tears. She reportedly regarded her ousting as a betrayal. Her resignation was a shock to many outside Britain, with foreign observers such as Henry Kissinger and Gorbachev privately expressing consternation. Thatcher was replaced as Prime Minister and party leader by Chancellor John Major, who prevailed over Heseltine in the subsequent ballot. Major oversaw an upturn in Conservative support