History of AIDS 1981:The Beginning The first cases of AIDS were identified among gay men in the U.S.,acquiring the designation()GRID (Gay- Related Immune Deficiency) Scientists later found evidence that the disease existed in the world for some years prior,i.e.,subsequent analysis of a blood sample of a Bantu man,who died of an unidentified illness in the Belgian Congo in 1959,made him the first confirmed case of an HIV infection.1981: The Beginning History of AIDS The first cases of AIDS were identified among gay men in the U. S., acquiring the designation(名称) GRID (Gay- Related Immune Deficiency) Scientists later found evidence that the disease existed in the world for some years prior, i.e., subsequent analysis of a blood sample of a Bantu man, who died of an unidentified illness in the Belgian Congo in 1959, made him the first confirmed case of an HIV infection