It is b i think the ellis island
A. It relied on safe houses run by northern whites and blacks to move slaves to Canada.
How did the US help in ww1?
The United States had 4,355,000 military personnel involved in World War I. The U.S. Navy played a major role in helping to blockade Germany, keeping out supplies, and hurting Germany economically. The U.S. forces that were sent to Europe during World War 1 were called the American Expeditionary Forces (AEF).
In result of wet conditions and also poor hygiene, a lot of the soldiers would suffer from 'trench foot'. hope this helped :)