D. The colonists began to rapidly expand their settlements westward.
Answer:
They were helpful to America in the war, and Roosevelt felt they shouldn't be discriminated against.
Explanation:
Remember, the African-American soldiers also called Buffalo Soldiers at the time were victims of prejudice even right there in military camps.
So, Roosevelt's famous quote was like a thank you message for their assistance; in a sense telling them that they are free to mingle together.
It was that NATO was created and we see that USA and Canada ally with the West and country that don't want to fall to Communism while the Soviet create the Warsaw Pact which Anti-West
um lets see the positives are you get liberty and freedom right? , and the negatives are just maybe taxes and bills