What is a union of independent sovereign states

A union of independent sovereign states is called confederacy.

A confederacy is an association of sovereign states or communities. Confederacy may include tribes, states or communities.

In a confederacy states or people join together for a particular purpose, usually related to politics or trade.

In the American Civil War, Confederacy was the group of southern states that fought to leave the United States and keep slavery.

the u.s. department of labor is a cabinet-level federal agency that supports the american labor force. it has three overall functions. first, it protects the rights of workers and retirees. second, it provides job training. third, it provides statistics related to working, prices, and income.

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.