USA HISTORY

Detailed explanation-1: -Smallpox is believed to have arrived in the Americas in 1520 on a Spanish ship sailing from Cuba, carried by an infected African slave. As soon as the party landed in Mexico, the infection began its deadly voyage through the continent.

Detailed explanation-2: -Throughout the Americas, Indigenous contact with Europeans was soon followed by drastic declines in Indigenous populations. With no natural immunity to diseases introduced by the Europeans, Indigenous Peoples were decimated by waves of epidemics of smallpox, tuberculosis, scarlet fever, influenza and measles.

Detailed explanation-3: -Black Death It killed around 30 percent of Europe’s populace and half of the people in China. On top of disease and death, the plague also brought fear, panic and upheaval.

Detailed explanation-4: -Measles, mumps, chickenpox, smallpox, diphtheria, influenza, pneumonia, typhoid, and the common cold reach Florida and Cuba and begin their deadly march through populations across the hemisphere.