Answer:
Explanation:
Because Americans felt they were a better society and people than other groups of people (Mexicans/Native Americans) already living out West and somehow that justified them taking over the West. The Mexican government grew frustrated with them moving their illegally.
Hello.
The answer is: Southern Democrats
After the election of Abraham Lincoln, Southern Democrats led the charge to secede from the Union and form the Confederate States of America. The Union Congress was dominated by Republicans, save for Andrew Johnson of Tennessee, the only senator from a state in rebellion to reject secession.
Have a nice day
