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Louisiana Purchase
The U.S. purchased 530 million acres from France for $15 million. -
12th Amendment Ratified
The 12th Amendment provides the procedures for electing the President and Vice President. -
The War of 1812 Begins
This war was fought between the U.S. and Britain over the impressment of U.S. soldiers by the British Navy. -
Battle of the Alamo begins
The Battle of the Alamo began because U.S. settlers in Texas (a territory of Mexico) wished to take over and form a republic (02/23/1836 to 03/06/1836). The Mexican Army regained control of the Alamo. -
The Battle of San Jacinto
The U.S. Settlers won this final battle of the Texas Revolution. The battle lasted for 18 min, they defeated the Mexican Army. -
Texas enters the Union
Texas became the 28th State of the United States of America. -
Mexican-American War
The U.S. and Mexico fought over a territorial dispute after the U.S. annexed Texas. (04/24/1846 to 02/02/1848) -
The Confederate State of America are formed
The Southern States form a republic consisting of South Carolina, Mississippi, Florida, Alabama, Georgia, Louisiana, Texas, Virginia, Arkansas, Tennessee, and North Carolina. -
President Abraham Lincoln begins his Presidency
President Lincoln ran his campaign on the premise of not expanding slavery. -
Civil War
The Northern U.S. fought the Southern U.S. over states' rights to allow slavery. (04/12/1861 to 05/26/1865)