Births on September 20

David Marquand, English academic and politician

David Ian Marquand (born 20 September 1934) is a British academic and former Labour Party Member of Parliament (MP).

23 May

Bonnie and Clyde
Infamous American bank robbers Bonnie and Clyde are ambushed by police and killed in Bienville Parish, Louisiana.
2 Aug

Adolf Hitler
Gleichschaltung: Adolf Hitler becomes Führer of Germany following the death of President Paul von Hindenburg.
26 Sep

RMS Queen Mary
Steamship RMS Queen Mary is launched.
9 Oct

Alexander I of Yugoslavia
Regicide at Marseille: The assassination of King Alexander I of Yugoslavia and Louis Barthou, Foreign Minister of France.
6 Nov

Tennessee Valley Authority
Memphis, Tennessee becomes the first major city to join the Tennessee Valley Authority.