Germany banned the denial of Nazi genocide against Jewish people during the Holocaust.
Source
Nicaragua elected its first-ever female President, Violeta Chamorro.
Bell Labs demonstrated the first practical silicon solar cell in New Jersey, US.
Porsche was officially added to the commercial register in Germany.
President Harry Truman opened the two-lane White House bowling alley.
The Peloponnesian war came to an end when Admiral Lysander and his Spartan armies defeated their Athenian foes.
