What impact did american rock ‘n’roll artists have on the rest of the world?

music that stemmed from African American rhythms,They were African American singers who gained acceptance.

the answer is c my brotha. c.   formed an alliance with the soviet union.

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.