THE COLOMBIAN EXCHANGE what 3 animals were brought to the americas? And what 2 things did these animals provide for all people in the new world?

How w. e.b. dubois wanted to improve the social and economic situation that existed for african americans during the early 19th century?

Two gymnastics teams are intense rivals. the first team has started recruiting new gymnasts from different cities and even foreign countries in an effort to build a stronger team. after learning this, the second team begins its own recruitment campaign to find even better gymnasts. over a period of months, each team recruits dozens of players, each time trying to find a better recruit than its rival's most recent addition. which idea from the cold war is most similar to this scenario?

Made up of nato and cento a: communist countries b: democratic countries