Trough the Gadsden Purchase (1853).
Howard Taft
Both became states in 1912.
Two states were added to the Union during Taft's term; New Mexico & Arizona.
New Mexico became a state in 1912. The president of the United States at that time was William Howard Taft.
New Mexico is east of Arizona,East
William Taft signed the statehood bill that allowed Arizona to join the Union in 1912. He also signed the paperwork that allowed New Mexico to join the Union in 1912.
President Taft signed a law to make New Mexico and Arizona states since they were territories. He also signed a law to let the state choose their own senates.
New Mexico is bordered by Arizona to the west.
New Mexico is west of Arizona.
The western border of Arizona is with California, not New Mexico. New Mexico is east of Arizona.
New Mexico is east of Arizona.Texas is west of New Mexico.
California, Arizona, New Mexico, and Texas.California, Arizona, New Mexico, Texas