War with Mexico

What ares did the United States gain as a result of americans' belief in manifest destiny
.California,Nevada, Utah,most of Arizona,and parts of New Mexico, Colorado,Wyoming and Texas

What links the bear flag revolt to the war with Mexico
.A very small number of people declared themselves a Republic when the Mexican American War began. They were never recognised by any Nation.

What lands did the United States acquire as a result of the treaty of Guadalupe Hidalgo
.The states conquered where California, Nevada, Arizona New Mexico, and Colorado. all formerly owned by Mexico.

The Mexican Cession
"the Mexican Cession of 1848 is a historical name in the United States for the region of the present day southwestern United States that Mexico ceded to the U.S. in the Treaty of Guadalupe Hidalgo in 1848, but had not been part of the areas east of the Rio Grande which had been claimed by the Republic of Texas, though the Texas Annexation resolution two years earlier had not specified Texas's southern and western boundary."

The Gadsden Purchase
.Gadsden Purchase of 1853The Mesilla Valley, along the Rio Grande about 75 miles north of El Paso, was the most practical southern route for a railroad to the Pacific Ocean. U.S. President Franklin Pierce wished to secure this land to fulfill railroad expansion in the west. In order to do so, Pierce and the American minister to Mexico, James Gadsden, orchestrated the Gadsden Purchase.

James Knox Polk was the 11th President of the United States (1845–1849). Polk was born in Mecklenburg County, North Carolina