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{Washington Crosses the Delaware}(https://www.history.com/this-day-in-history/washington-crosses-the-delaware)
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{President Andrew Johnson pardons most Confederate soldiers}(http://www.digitalhistory.uh.edu/exhibits/reconstruction/section4/section4_presrecon.html)
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{Archduke Ferdinand}(https://www.history.com/this-day-in-history/archduke-ferdinand-assassinated)
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{Germany and France}(https://www.history.com/this-day-in-history/germany-and-france-declare-war-on-each-other)
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{Austria and Russia}(https://www.history.com/this-day-in-history/austria-hungary-declares-war-on-serbia)
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{Battle of Gallipoli }(https://www.history.com/topics/world-war-i/battle-of-gallipoli-1)
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{Battle of Verdun}(https://www.history.com/topics/world-war-i/battle-of-verdun)
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{Battle of Jutland}(https://www.history.com/topics/world-war-i/battle-of-jutland)
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{Battle of the Somme}(https://www.history.com/topics/world-war-i/battle-of-the-somme)
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{U.S. declares war on Germany}(https://www.history.com/this-day-in-history/germany-declares-war-on-the-united-states)
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{Signing of the Treaty of Versailles}(https://www.history.com/topics/world-war-i/treaty-of-versailles-1)
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{Signing of the Treaty of Versailles}(https://www.history.com/topics/world-war-i/treaty-of-versailles-1)
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{ Battle of Stalingrad}(https://www.history.com/topics/world-war-ii/battle-of-stalingrad)
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{First Test Run of the Modern Internet}(https://en.wikipedia.org/wiki/History_of_the_Internet)