Which foods were first introduced to the americas by europeans through the columbian exchange? tomatoes and pumpkins rice and peppers corn and potatoes wheat and grapes

the relocation of freed slaves to africa. garrison was one of the main voices in the anti-slavery movement, publishing his thoughts and the voices of slaves such as douglass in his magazin the liberator, to involve douglass in the political process.

which time period is this? or is this story fictional, i'm going to need more info to answer this question