The Columbian Exchange
THE COLUMBIAN EXCHANGE Columbian Exchange ? the transfer of people, animals, plants, and diseases between the Old and New Worlds. Domesticated livestock and major agricultural crops of the Old World spread to the New, and the New World?s staple crops enriched agricultures of Europe, Asia, and Africa. Old World diseases that entered the Americas (through European immigrants and African slaves) devastated indigenous populations, which weakened the native peoples? capacity for resistance and facilitated the transfer of plants, animals, and related technologies, so that the colonies of Spain, Portugal, England and France became vast arenas of cultural and social experimentation. Demographic Changes: