Answer:
On September 1, 1939, German forces under the control of Adolf Hitler bombard Poland on land and from the air. World War II had begun.
Explanation:
1939 Germany and the Soviet Union attacked Poland and Britain, France, India, Australia and new Zealand declared war on Germany on September 3rd , the United States decided to remain neutral but did begin rearming for war , which helped end the great depression.
Answer:
Over the course of the war, 2,128,948 men enlisted in the Union Army
The south— the north (mostly) opposed slavery, whereas the south (mostly) wanted to keep it around. In fact, slavery was one of the main reasons the American Civil War was fought in the first place.
Yes it helped Europe from outside threats