Population history of indigenous peoples of the Americas scope of the epidemics over the years was tremendous, killing millions of people—possibly in excess of 90% of the population in the hardest hit areas—and creating one of "the greatest human catastrophe in history, far exceeding even the disaster of the Black Death of medieval Europe", which had killed up to one-third of the people in Europe and Asia between 1347 and 1351. One of the most devastating diseases was smallpox, but other deadly diseases included typhus, measles, influenza, bubonic plague, cholera, malaria, tuberculosis, mumps, yellow fever and pertussis, which were chronic in Eurasia. This transfer of disease between the
Mexican Armed Forces Mexican Armed Forces The Mexican Armed Forces ("Fuerzas Armadas de México") are composed of two independent entities: the Mexican Army and the Mexican Navy. The Mexican Army includes the Mexican Air Force ("FAM"). The Presidential Guard, Military Police, and Special Forces are part of the Army, but have their own chain of command. The Mexican Navy includes the Naval Infantry Force (Marine Corps) and the Naval Aviation ("FAN"). The Army and Navy are controlled by two separate government departments, the National Defense Secretariat and the Naval Secretariat, and maintain two independent chains of command, with no joint command except the