On June 5th, 1981, the CDC released its first public report about HIV and AIDS. Since then, nearly 30 million people  have died from AIDS-related causes worldwide. Check out this timeline of major challenges and successes that have faced our planet since we've known about HIV/AIDS.
On June 5th, the U.S. Center for Disease Control publishes a report explaining that an unknown cause has stricken 5 gay men in Los Angeles with a rare pneumonia.
The first cases of this mysterious cause are among gay men, and later, injecting drug users. 121 people reportedly die from the disease by the end of the year.
The name Acquired Immune Deficiency Syndrome (AIDS) is coined.
AIDS is reported among haemophiliacs who have received blood tranfusions in the U.S.
The first AIDS cases among non-drug using women and children arise.
One thousand people in the U.S. have died of AIDS.
Scientists identify the Human Immunodeciency Virus (HIV) and link it to the cause of AIDS.
Scientists discover that AIDS is present in Africa.
HIV begins to be screened in blood tests.
Movie star Rock Hudson becomes the first major celebrity to announce that he has contracted AIDS.
AIDS is reported in China.
More than 38,000 AIDS cases have been reported worldwide.
AZT becomes the first drug to treat AIDS.
The U.S. government conducts its first national AIDS education campaign.
The first World AIDS Day  takes place held on December 1st.
NBA basketball star Magic Johnson announces that he is HIV positive, helping to reduce the myth that the virus only affects gay men in America.
The Joint United Nationas Programme on AIDS (UNAIDS) is established.
Patients show success in using comination antiretroviral treatment, a combination of drugs sometimes known as a "drug cocktail."
The World Health Organization provides the first medical guidelines that prevent mother-to-child tranmission of HIV.
An estimated 22 million people are living with HIV worldwide.
Botswana is the first African country to begin a national AIDS treatment program.
The first possible HIV vaccine to be tested widely is found inneffective.
Only 28% of HIV positive people in developing countries are receiving treatment.
An estimated 33 million people are living with HIV.
The United States removes the travel ban that prevents HIV-positive people from entering America.
Researchers conduct a study in which there was a 44% reduction in infection risk among HIV-negative participants if they took a daily dose of antiretroviral drugs.
Doctors cure  an HIV positive man after five years of bone marrow transplants and radiation therapy. As of 2011, the approach will only work for a small number of people.
Researchers provide an HIV vaccine to monkeys , and it works on half of the test subjects.