Events January January 1 – The Bornean Sultanate of Brunei gains full independence from the United Kingdom, having become a British protectorate in 1888. January 7 – Brunei becomes the sixth member of the Association of Southeast Asian Nations (ASEAN). January 10 The United States and the Vatican (Holy See) restore full diplomatic relations. The Victoria Agreement is signed, institutionalising the Indian Ocean Commission. January 24 – Steve Jobs launches the Macintosh personal computer in the United States. February February 3 Dr. John Buster and the research team at Harbor–UCLA Medical Center announce history's first embryo transfer from one woman to another, resulting in a live birth. STS-41-B: Space Shuttle Challenger is launched on the 10th Space Shuttle mission. February 7 – Astronauts Bruce McCandless II and Robert L. Stewart make the first untethered space walk. February 8–19 – The 1984 Winter Olympics are held in Sarajevo, Yugoslavia. February 13 – Konstantin Chernenko succeeds the late Yuri Andropov as General Secretary of the Communist Party of the Soviet Union. February 22 – President of Bangladesh, H M Ershad upgraded South Sylhet's sub-division status to a district and renamed it back to Moulvibazar. February 23 – TED (conference) founded. February 29 – Canadian prime minister Pierre Trudeau announces his retirement. March March 5 – Iran accuses Iraq of using chemical weapons; the United Nations condemns their use on March 30. March 16 – The United States Central Intelligence Agency station chief in Beirut, William Francis Buckley, is kidnapped by the Islamic Jihad Organization and later dies in captivity. March 23 – General Rahimuddin Khan becomes the first man in Pakistan's history to rule over two of its provinces, after becoming interim Governor of Sindh. April April 2 – Indian Squadron Leader Rakesh Sharma is launched into space, aboard the Soyuz T-11. April 12 – Palestinian gunmen take Israeli bus number 300 hostage. Israeli special forces storm the bus, freeing the hostages (one hostage, two hijackers killed). April 13 – India launches Operation Meghdoot, bringing most of the disputed Siachen Glacier region of Kashmir under Indian control and triggering the Siachen conflict with Pakistan. April 15 – The first World Youth Day gathering is held in Rome, Italy. April 16 – More than one million people, led by Tancredo Neves, occupy the streets of São Paulo to demand direct presidential elections during the Brazilian military government of João Figueiredo. It is the