The Crown traces the life of Queen Elizabeth II from her wedding in 1947 to the present day.
The fourth season covers the time period between 1979 and 1990, is set during Margaret Thatcher‘s premiership, and introduces Lady Diana Spencer. Events depicted include the wedding of Prince Charles and Lady Diana Spencer, their 1983 tour of Australia and New Zealand the Falklands War, Michael Fagan‘s break-in at Buckingham Palace, Lord Mountbatten‘s funeral, and Thatcher’s departure from office.