Use only ONE image at a time

• Fireworks over the Washington Monument
  Fireworks over the Washington Monument
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  title=Declaration of Independence by John Trumbull
• The U.S. Declaration of Independence
  The U.S. Declaration of Independence
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  The Grand Union Flag of the Thirteen Colonies in 1776
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  Crab Nebula
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  A Waffen-SS Tiger I engages another tank
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  Alice Liddell
• 
  title=Deep Impact collision with Tempel 1

• 414 – Aelia Pulcheria proclaimed herself regent over her brother Theodosius II and made herself Augusta and Empress of the Eastern Roman Empire.
• 1054 – Chinese astronomers recorded the sudden appearance of a " guest star", later identified as the supernova that created the Crab Nebula.
• 1776 – In Philadelphia, the Continental Congress adopted the Declaration of Independence, announcing that the thirteen American colonies were no longer a part of the British Empire.
• 1837 – The Grand Junction Railway, the world's first long-distance railway, opened between Birmingham and Liverpool.
• 1855 – The first edition of Walt Whitman's Leaves of Grass was published, and it went on to become one of the most important collections of American poetry.
• 1918 – World War I: An Allied force led by the Australian general John Monash was victorious in the Battle of Hamel, demonstrating the effectiveness of combined arms techniques in trench warfare.
• 1941 – German AB-Aktion in Poland: After capturing Lwów, the Nazis executed professors of the University of Lwów along with their families.
• 1941 – The Holocaust in Latvia: During the German occupation, a number of synagogues in Riga were set on fire, killing many Jews who were confined in them.
• 1943 – The aircraft carrying Władysław Sikorski, Prime Minister of the Polish government-in-exile, crashed, killing him and fifteen others, leading to several conspiracy theories.
• 1950 – The United States' anti-communist propaganda source Radio Free Europe made its first broadcast aimed at Czechoslovakia.
• 1951 – William Shockley announced the invention of the junction transistor, for which he, John Bardeen, and Walter Houser Brattain won the 1956 Nobel Prize in Physics.
• 1954 – In what is known as " The Miracle of Bern", West Germany defeated Hungary 3–2 to win the FIFA World Cup.
• 1965 – The first Annual Reminder, a series of early pickets organized by homophile organizations, one of the earliest LGBT demonstrations in the United States, took place at Independence Hall in Philadelphia.
• 1976 – Israel Defense Forces raided Uganda's Entebbe International Airport to free hostages taken by hijackers on Air France Flight 139.
• 1982 – Four Iranian diplomats were kidnapped after they were stopped at a checkpoint in northern Lebanon by Lebanese Phalange forces and their fates remain unknown.
• 2002 – American aviator Steve Fossett became the first person to fly solo nonstop around the world in a balloon, completing an almost 14-day trip after landing in Queensland, Australia.
• 2005 – The NASA space probe Deep Impact collided with the nucleus of the comet Tempel 1, excavating debris from its interior so that its composition could be studied.
• Born/died: Usama ibn Munqidh (b. 1095) · Philippe de Monte (d. 1603) · Christian Fürchtegott Gellert (b. 1715) · Samuel Richardson (d. 1761) · Pîhtokahanapiwiyin (d. 1886) · Geraldo Rivera (b. 1943)