USA HISTORY

Detailed explanation-1: -In 1492, Columbus brought the Eastern and Western Hemispheres back together. The resulting swap of Old and New World germs, animals, plants, peoples, and cultures has been called the “Columbian Exchange.” Humans from Asia probably first entered the Western Hemisphere between 20, 000 and 30, 000 years ago.

Detailed explanation-2: -The travel between the Old and the New World was a huge environmental turning point, called the Columbian Exchange. It was important because it resulted in the mixing of people, deadly diseases that devastated the Native American population, crops, animals, goods, and trade flows.

Detailed explanation-3: -The Europeans brought technologies, ideas, plants, and animals that were new to America and would transform peoples’ lives: guns, iron tools, and weapons; Christianity and Roman law; sugarcane and wheat; horses and cattle. They also carried diseases against which the Indian peoples had no defenses.

Detailed explanation-4: -The Columbian Exchange caused population growth in Europe by bringing new crops from the Americas and started Europe’s economic shift towards capitalism. Colonization disrupted ecosytems, bringing in new organisms like pigs, while completely eliminating others like beavers.