Pennsylvania Becomes 2nd State
On December 12, 1787, Pennsylvania was the second state to ratify the Constitution and be admitted to the Union.
World War I
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First Use of Tanks in World War I
On September 15, 1916, the first tanks were used in the World War I Battle of the Somme.
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Kentucky Becomes 15th State
On June 1, 1792, Kentucky was admitted as America’s 15th state.
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Wisconsin Becomes 30th State
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Rhode Island Becomes 13th State
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Sinking of the Lusitania
On May 7, 1915, a German U-boat torpedoed and sunk the Lusitania.
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Samuel Morse Dies
On April 2, 1872, telegraph inventor Samuel Morse died. President Woodrow Wilson address Congress on April 2, 1917, asking to declare war and join World War I.
