All Events

Historical Events on June 30

  • Byzantine Empire

    763

    The Byzantine army of emperor Constantine V defeats the Bulgarian forces in the Battle of Anchialus.

  • United States Congress

    1805

    The U.S. Congress organizes the Michigan Territory.

  • President of the United States

    1864

    U.S. President Abraham Lincoln grants Yosemite Valley to California for "public use, resort and recreation".

  • Montreal

    1886

    The first transcontinental train trip across Canada departs from Montreal. It arrives in Port Moody, British Columbia on July 4.

  • Albert Einstein

    1905

    Albert Einstein sends the article On the Electrodynamics of Moving Bodies, in which he introduces special relativity, for publication in Annalen der Physik.

  • World War II

    1944

    World War II: The Battle of Cherbourg ends with the fall of the strategically valuable port to American forces.

  • Soviet Union

    1971

    The crew of the Soviet Soyuz 11 spacecraft are killed when their air supply escapes through a faulty valve.

  • Supreme Court of the United States

    1986

    The U.S. Supreme Court rules in Bowers v. Hardwick that states can outlaw homosexual acts between consenting adults.

  • East Germany

    1990

    East Germany and West Germany merge their economies.