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Louisiana Purchase
Thomas Jefferson brokers Louisiana Purchase -
Period: to
United States vs. Great Britain
United States at war with Great Britain -
Bank Panic
Bank Panic leads to Depression -
Mohawk and Hudson Railroad begins
Cyrus McCormick invents mechanical reaper; Mohawk and Hudson Railroad begins service -
Samuel Morse
Samuel Morse first demonstrates the telegraph -
Gold Rush
California Gold Rush begins -
John Calhoun
Disquisition on Government is published -
Homestead and Pacific Railway
Acts encourage westward migration; Dakota War fought -
Battle of Little Bighorn
Battle of Little Bighorn fought
