Answer:
the use of poison gas and machine guns
Explanation:
Aerial attacks weren't really a thing, unrestricted submarine warfare was a reason why the US joined the war but not a factor in high casualty rates, and blimps using direct artillery fire isnt as practical as machine guns and poison gas
He is the first American black President
I hope that's help:0
The Federal Republic of Germany in a nutshell was West Berlin, meaning it is D.
The FRG was created in 1949 as a response to the separation of Germany by the Berlin Wall, and is the modern day Germany. The FRG ceased when the Berlin Wall fell in 1990, and united both West and East Germany under one flag.
The answer is B. This is the answer because both of the men were writers and most of the articles they wrote were about slavery. Elijah Lovejoy was murdered for his beliefs on slavery and how they slaves should be freed.
