Globalization and disease Spanish soldiers introduced smallpox by contact with natives of the Aztec capital Tenochtitlan. A devastating epidemic broke out among the indigenous people, killing thousands. In 1617, smallpox reached Massachusetts, probably brought by earlier explorers to Nova Scotia, Canada.” By 1638 the disease had broken out among people in Boston, Massachusetts. In 1721 people fled the city after an outbreak, but the residents spread the disease to others throughout the thirteen colonies. Smallpox broke out in six separate epidemics in the United States through 1968. The smallpox vaccine was developed in 1798 by Edward Jenner. By 1979 the disease had been
Mexican Special Forces (Marines). They are known to train with their American counterparts: the Navy SEALs, at the Naval Special Warfare Center in Coronado, California. Mexican Special Forces In Mexico both the Army and Navy have special forces groups or elite units. The Army has a Special Forces Corps unified command consisting of three Special Forces Brigades, a High Command GAFE (Grupo Aeromóvil de Fuerzas Especiales) group, a GAFE group assigned to the Airborne Brigade and several Amphibious Special Forces Groups. The Special Forces Brigades are formed by nine SF battalions. The First Brigade has the 1st, 2nd and 3rd SF Battalions, the