Answer:
C. The invasion of Poland by Nazi Germany
Explanation:
On September 1, 1939, Hitler invaded Poland from the west; two days later, France and Britain declared war on Germany, beginning World War II. On September 17, Soviet troops invaded Poland from the east.
They wanted to stop it because they thought it would be bad for the economy.
The answer is D I got a 100% on the unit review
Houses were scarce, people had to live is cramped places, and overcrowded places. Political groups came together or emerged