How is the columbian exchange affect the americans and europe

Don’t mind the already marked answer but taking it now

By june 1943, the allies had regained control of north america. what was the advantage of controlling this region? what would you describe the axis's situation in europe in 1942? how might the axis have benefited by gaining control of great britain by 1942? the last questions of my quiz 10 points more than normal answer it honestly so i can get a good grade < 3

During world war if an artist published an editorial cartoon criticizing the american entry into the war that artists was guilty of