As a result of the Columbian Exchange, the landscape of the Americas was significantly changed by the introduction of - Gold mining
Irrigation
New livestock
Terrace farming

What do you think was a drawback to this method of calculating distance

What will not cause political parties to change or develop

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