What were three issues or difficulties among the states and between the states and the national
government?

the right answer is the end of world war ii

after the end of a global wwii all the nations involved, in an attempt to create an organization to maintain world peace. this agreement would work settling international disputes via negotiation and arbitration instead of leading the issues escalate to another war.

number 4. should be the correct answer

an early twentieth-century ad for model home blueprints