Answer:
The United States went to war with Mexico in 1846. By the end of the war, Mexico would lose almost half its territory to the U.S., including lands from Texas to California. The war was a key event in American History as it fulfilled its 'manifest destiny', encompassing land from the Atlantic Ocean to the Pacific.
Not necessarily their land is not occupied right now but they still terrorize people. But it could have influenced the creation of such groups due to a foreign people with different beliefs and tradition came into their lands.
This question is false it is the other way around
You need to be more speific . What fire are you speaking of