They did it by setting anti slavery activist to put slavery to an end.
Answer:
B. Europe
Explanation:
On the graph, you can see that after 1870-1919, Europe's immigration basically goes downhill. In that case, Europe received a very major decline in immigration, making it the right answer. Apologies if I'm wrong.
Answer:
<h2>When he arrived in Europe, Pershing had openly scorned the slow trench warfare of the previous three years on the Western Front, believing that American soldiers' skill with the rifle would enable them to avoid costly and senseless fighting over a small area of no-man's land.</h2>
Transportation<span> during the </span>Civil War<span> still consisted largely of infantry marches and horseback. </span>
Communism. "Government programs to help people were similar to Communism."