What was the biggest threat to emigrants as they traveled the trails to the west a. american indian attacks b. devastating storms c. mexican attacks d. disease and accidents

What led to the environmental damage that caused the dust bowl? 1. desert winds emerging from the southwest 2. rotating crops every year and having fallow land 3.overplanting throughout the great plains 4.a year-long drought

What event led to the progressive movement?

What war was a result of militarism and nationalism in the late nineteenth and early twentieth centuries? question 1 options: civil war revolutionary war world war i cold war