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The Louisiana Purchase
The Louisiana Purchase was when President Thomas Jefferson bought 828,000 square miles of North American land from France -
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Lewis and Clark's expedition
At the request of President Jefferson, Lewis and Clark went to explore the territory to the west of the newly acquired territory from the Louisiana Purchase. -
The British attacked the USS Chesapeake
The USS Chesapeake was boarded by a British ship that was looking for deserters. The Chesapeake had four members of its crew taken by the British. This incident was one that helped lead to the War of 1812. -
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The War of 1812
This war was a conflict between America and the British because of Britain's violations of U.S. maritime law. -
New York State completed the Erie Canal
This 363-mile waterway connected the Atlantic Ocean of the Great Lakes. This made distributing resources and materials to western United States much more efficient. -
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The Mexican-American War
This war between Mexico and America was caused by a disagreement on the boarder of the newly annexed Republic of Texas. Mexico claimed the boarder was at the Nueces River, while America claimed it was at the Rio Grande. -
Abraham Lincoln was elected
Abraham Lincoln was elected as America's sixteenth president. -
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The Civil War
The Civil War was caused because the North and the South had different stances on the issue of slavery. This conflict was escalated when there was a debate on whether newly acquired territories should allow slavery. -
The Emancipation Proclamation
Abraham Lincoln gave the proclamation that all people considered slaves in America, would be free from that point forward.
