Answer is D.
Germany out of those 4 countries had the most dramatic territorial changes during that time period.
What did they help with? Can you elaborate further
Answer:
The Articles of Confederation created a national government composed of a Congress, which had the power to declare war, appoint military officers, sign treaties, make alliances, appoint foreign ambassadors, and manage relations with Indians.
Explanation:
B Missouri was a slave state and Maine was a free state