red light. 1978 – Development of the neutron bomb is canceled by President Jimmy Carter. 1980 – During the Iran hostage crisis, the United States severs relations with Iran. 1982 – Iranian Foreign Affairs Minister Sadegh Ghotbzadeh is arrested. 1983 – During STS-6, astronauts Story Musgrave and Don Peterson perform the first Space Shuttle spacewalk. 1988 – Soviet Defense Minister Dmitry Yazov orders the Soviet withdrawal from Afghanistan. 1989 – Soviet submarine Komsomolets sinks in the Barents Sea off the coast of Norway, killing 42 sailors. 1990 – A fire breaks out on the passenger ferry Scandinavian Star, killing 159 people. 1990 – John Poindexter is convicted for his role in the Iran–Contra affair. In 1991 the convictions are reversed on appeal. 1994 – Rwandan genocide: Massacres of Tutsis begin in Kigali, Rwanda, and soldiers kill the civilian Prime Minister Agathe Uwilingiyimana. 1994 – Auburn Calloway attempts to destroy Federal Express Flight 705 in order to allow his family to benefit from his life insurance policy. 1995 – First Chechen War: Russian paramilitary troops begin a massacre of civilians in Samashki, Chechnya. 2001 – NASA launches the 2001 Mars Odyssey orbiter. 2003 – Iraq War: U.S. troops capture Baghdad; Saddam Hussein's Ba'athist regime falls two days later. 2009 – Former Peruvian President Alberto Fujimori is sentenced to 25 years in prison for ordering killings and kidnappings by security forces. 2009 – Mass protests begin across Moldova under the belief that results from the parliamentary election are fraudulent. 2011 – The Israel Defense Forces use their Iron Dome missile system to successfully intercept a BM-21 Grad launched from Gaza, marking the first short-range missile intercept ever. 2017 – A man deliberately drives a hijacked truck into a crowd of people in Stockholm, Sweden, killing five people and injuring fifteen others. 2017 – U.S. President Donald Trump orders the 2017 Shayrat missile strike against Syria in retaliation for the Khan Shaykhun chemical attack. 2018 – Former Brazilian president, Luiz Inácio Lula da Silva, is arrested for corruption by determination of Judge Sérgio Moro, from the “Car-Wash Operation”. Lula stayed imprisoned for 580 days, after being released by the Brazilian Supreme Court. 2018 – Syria launches the Douma chemical attack during the Eastern Ghouta offensive of the Syrian Civil War. 2020 – COVID-19 pandemic: China ends its lockdown in Wuhan. 2020 – COVID-19 pandemic: Acting Secretary of the Navy Thomas Modly resigns for