Answer:
B
Explanation:
This is when the massive immigration influx from the 1880s-1930s started.
The 1993 flood, of the upper Mississippi River, was one of the most significant and damaging natural disasters ever to hit the United States.
The cause of this flood was the near continuous rainfall, and wet soil conditions in June and July.
Department of Homeland Security
Answer: the Buffalo Soldiers comprised of former slaves, freemen and Black Civil War soldiers, were the first to serve during peacetime.
Explanation: