USA HISTORY

Detailed explanation-1: -In Africa, HIV–the virus that causes AIDS–had jumped from chimpanzees to humans sometime early in the 20th century. To date, the earliest known case of HIV-1 infection in human blood is from a sample taken in 1959 from a man who’d died in Kinshasa in what was then the Belgian Congo.

Detailed explanation-2: -The HIV.gov Timeline reflects the history of the domestic HIV/AIDS epidemic from the first reported cases in 1981 to the present-where advances in HIV prevention, care, and treatment offer hope for a long, healthy life to people who are living with, or at risk for, HIV and AIDS.

Detailed explanation-3: -Reagan’s first significant initiative against the disease came in February 1986, when he declared combatting AIDS to be “one of our highest public-health priorities” and asked Surgeon General C. Everett Koop to prepare a major report on it.

Detailed explanation-4: -Studies of some of the earliest known samples of HIV provide clues about when it first appeared in humans and how it evolved. The first verified case of HIV is from a blood sample taken in 1959 from a man who was living in what is now Kinshasa in the Democratic Republic of Congo.