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Unit Introduction As the United States moved into the post-WWII world, it faced struggles over diversity and race relations. Soldiers returning from Europe recognized the disparities between races in the United States and, by the late...

Unit Objective This unit is part of Gilder Lehrman’s series of Common Core State Standards–based teaching resources. These units were written to enable students to understand, summarize, and analyze original texts of historical...

In 1854, the Kansas-Nebraska Act overturned the Missouri Compromise, which stated that slavery would not be allowed north of latitude 36°30′. Instead, settlers would use the principle of popular sovereignty and vote to determine...

In 1791, the federal government imposed a tax on distilled spirits to pay off the nation’s debts from the American Revolution. The tax, which was payable only in cash, was particularly hard on small frontier farmers, who bartered and...

A decade of conflict between the Mexican government and US settlers in Texas culminated in 1836 with the siege of the Alamo and the Texas Declaration of Independence. On February 23, 1836, Lieutenant Colonel William Travis, Jim Bowie,...