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Period: to
Manifest Destiny
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Brigham Young
an American leader in the Latter Day Saint movement and a settler of the Western United States. -
Louisiana Purchase
America brought the Louisana Territory from France -
Oregon Trail
historic east–west large-wheeled wagon route and emigrant trail that connected the Missouri River to valleys in Oregon. -
Santa Fe Trail
transportation route through central North America that connected Franklin, Missouri with Santa Fe, New Mexico. -
Battle of Alamo
a pivotal event in the Texas Revolution. Following a 13-day siege, Mexican troops under President General Antonio López de Santa Anna launched an assault on the Alamo Mission near San Antonio de Béxar (modern-day San Antonio, Texas, United States), killing all of the Texian defenders. -
Battle of San Jacinto
fought on April 21, 1836, in present-day Harris County, Texas, was the decisive battle of the Texas Revolution. -
Annexation of Texas
After declaring their independence from the Republic of Mexico in 1836, the vast majority of Texas citizens favored the annexation of the Lone Star Republic by the United States -
Mexican-American War
The war between U.S. and Mexico, which spanned the period from the spring of 1846 to the fall of 1847, was initiated by the United States and resulted Mexico's defeat and the loss of approximately half of its national territory in the north. -
Treaty of Guadulupe-Hildalgo
officially entitled the Treaty of Peace, Friendship, Limits and Settlement between the United States of America and the Mexican Republic -
Gadsden Purchase
a 29,640-square-mile region of present-day southern Arizona and southwestern New Mexico that was purchased by the United States in a treaty -
Fort Laramie Treaty,
an agreement between the United States and the Oglala, Miniconjou, and Brulé bands of Lakota people, Yanktonai Dakota, and Arapaho Nation
