About June 30

June 30, 2025 is the 181st day of the year 2025 in the Gregorian calendar. There are 184 days remaining until the end of this year. The day of the week is Monday.

You can browse the full year calendar in case you need it.

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Cancer is the sun sign of a person born on this day. Pearl is the modern birthstone for this month. Moonstone is the mystical birthstone from Tibetan origin that dates back over a thousand years.

According to the lunisolar Chinese calendar, there are 232 days remaining before the start of the next Chinese New Year.

What Happened On June 30

  • 1520 –
    Spanish conquistadors led by Hernán Cortés fight their way out of Tenochtitlan.
  • 1651 –
    The Deluge: Khmelnytsky Uprising – the Battle of Beresteczko ends with a Polish victory.
  • 1688 –
    The Immortal Seven issue the Invitation to William (continuing the English rebellion from Rome), which would culminate in the Glorious Revolution.
  • 1794 –
    Native American forces under Blue Jacket attack Fort Recovery.
  • 1860 –
    The 1860 Oxford evolution debate at the Oxford University Museum of Natural History takes place.
  • 1886 –
    The first transcontinental train trip across Canada departs from Montreal. It arrives in Port Moody, British Columbia on July 4.
  • 1905 –
    Albert Einstein publishes the article On the Electrodynamics of Moving Bodies, in which he introduces special relativity.
  • 1908 –
    The Tunguska event occurs in remote Siberia.
  • 1934 –
    The Night of the Long Knives, Adolf Hitler’s violent purge of his political rivals in Germany, takes place.
  • 1941 –
    World War II: Operation Barbarossa – Germany captures Lviv, Ukraine.
  • 1960 –
    Congo gains independence from Belgium.
  • 1963 –
    Ciaculli massacre: a car bomb, intended for Mafia boss Salvatore Greco, kills seven police officers and military personnel near Palermo.
  • 1968 –
    Pope Paul VI issues the Credo of the People of God.
  • 1971 –
    Ohio ratifies the 26th Amendment to the U.S. Constitution, reducing the voting age to 18, thereby putting the amendment into effect.
  • 1971 –
    The crew of the Soviet Soyuz 11 spacecraft are killed when their air supply escapes through a faulty valve.
  • 1977 –
    The Southeast Asia Treaty Organization disbands.
  • 1986 –
    The U.S. Supreme Court rules in Bowers v. Hardwick that states can outlaw homosexual acts between consenting adults.
  • 1990 –
    East Germany and West Germany merge their economies.
  • 1997 –
    The United Kingdom transfers sovereignty over Hong Kong to the People’s Republic of China.
  • 2009 –
    Yemenia Flight 626 crashes into the Indian Ocean, near Comoros, killing all but one of the 153 passengers and crew on board.

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