4 May It Happened Today
1839 Sir Samuel Cunard founds the Cunard shipping line.
1904 Charles Rolls and Henry Royce sign agreement to develop Rolls Royce cars.
1926 The first General Strike in Great Britain begins.
1929 Birth of Belgian born actress Audrey Hepburn.
1970 US troops shot dead four students at Kent State University in Ohio. The students were taking part in anti war protests.
1979 Margaret Thatcher becomes Britain’s first woman prime minister.