Answer: American Indian Wars Black Hawk War Mexican-American War Battle of Monterrey Battle of Buena Vista ( WIA )
The answer is C.
hope that helps!
Using simple words, imperialism is a policy of certain country involving a will of extending its power by using any kind of pressure or force.
For example - In 1939 Nazi Germany together with Soviet Russia jointly invaded Poland, in the result, both countries extended its borders.
The Atlantic Slave Trade was mostly organized in West Africa.