What happened to most of the Mexican residents of the Southwest when the region became United States territory? A. They were forced to give up the Spanish language.
B. They stayed and became American citizens.
C. They gathered their belongings and returned to Mexico.

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Cherokee  removal, part of the trail of tears, refers to the  forced  relocation between 1836 and 1839 of thecherokee  nation from  their lands ingeorgia, south carolina, north carolina, tennessee, texas, and alabama to the indian territory (present day oklahoma)  in  the thenwestern united states, and the resultant deaths