Weegy: Arizona and New Mexico and parts of Utah, Nevada, and Colorado, did America gain after the Mexican American war. (More)

Weegy: An increase in the use of slaves in the South was a result of the invention of the cotton gin. User: What was one of president Lincoln's major frustrations early in the civil war Weegy: Lack of aggressive military leadership was one of President Lincoln's major frustrations early in the Civil War. User: Slave state legislatures had more power in what part of Congress during the 1850s Weegy: Slave state legislators had more power in The Senate during the 1850s. User: Thirteenth amendment Weegy: The Thirteenth Amendment (Amendment XIII) to the United States Constitution abolished slavery and involuntary servitude, except as punishment for a crime. (More)