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Date |
Event(s) |
1 | 1776 | - 2 Jul 1776: 2nd Continental Congress approved the resolution of independence from Great Britain.
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2 | 1781 | - Mar 1781: Articles of Confederation of United States ratified.
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3 | 1783 | - 3 Sep 1783: Treaty of Paris ending the American Revolutionary War.
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4 | 1788 | - 21 Jun 1788: United States Constitution replaced the Articles of Confederation.
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5 | 1804 | - 1804—1806: Lewis and Clark expedition.
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6 | 1817 | - 1817—1825: Construction of the Erie Canal.
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7 | 1861 | - 1861—1865: American Civil War.
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8 | 1869 | - 10 May 1869: First transcontinental railroad completed.
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9 | 1878 | - 1878: First North American telephone exchange.
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10 | 1883 | - 8 Sep 1883: Northern Pacific Railway completed.
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