In 1981, Fidel Castro blamed an outbreak of **** fever in Cuba on theCIA. The fever killed 188 people, including 88 children. In 1988, a Cubanexile leader named Eduardo Arocena admitted “bringing some germs”into Cuba in 1980.
Four years later an epidemic of **** fever struck Managua, Nicaragua.Nearly 50,000 people came down with the fever and dozens died. This wasthe first outbreak of the disease in Nicaragua. It occurred at the heightof the CIA’s war against the Sandinista government and followed a seriesof low-level “reconnaissance” flights over the capital city.
http://www.counterpunch.org/1999/06/15/germ-war-the-us-record/
http://en.wikipedia.org/wiki/United_States_biological_weapons_program#Cuba
http://www.democraticunderground.com/discuss/duboard.php?az=view_all&address=405x13841

