Because after the Texas Revolution (1835 - 1836) and the Mexican-American War (1846 - 1848) Mexico lost almost half its territory to the United States: the whole states of California, Nevada, Utah, Arizona, New Mexico and Texas, as well as parts of Wyoming, Colorado, Oklahoma and Kansas.
Didn't know US was ever part of Mexico. Still, this is where you learn things.
No, as a matter of fact, part of US, Texas, Arizona, New Mexico and California (Alta California) were part of Mexico.
it never became part of the us
Puerto Rico is not in Mexico. It is a US Territory in the Caribbean where it is a part of the Greater Antilles.
mexico
NEW Mexico is part of the southern United States.
Mexico borders the United States, but it is not a part of it. Three countries encompass North America: Mexico, the US, Canada.
To the US-Mexico border? Northern Mexico is close to the border.
Phoenix, Arizona is in the south western part of the US. It borders Mexico, New Mexico, California, and Nevada, and Utah
Yes, both have higher pollution levels than most US cities.
Right.
Texas didn't want to be part of Mexico anymore; they wanted to become part of the US. The United States was willing to annex them as a territory and eventually a state before war broke out. Tons of people from both Mexico and America died, which is where the heart breaking cry "Remember The Alamo" Came from.
Mexico does