• Allied Democratic Forces insurgency
  • Islamist militants of the Allied Democratic Forces kill nineteen people near the city of Oicha in the Democratic Republic of the Congo, following a week's worth of protests against the mass killings from rebels that killed four others near a United Nations base. (Reuters)
• Second Libyan Civil War
  • The eastern-based Libyan National Army loyal to Field Marshal Khalifa Haftar recaptures the strategic Elephant Field oil field in southwestern Libya after driving out GNA forces with airstrikes. (Reuters)
• 2019 Iraqi protests
  • Iraqi protesters storm and set fire to the Iranian Consulate General in Najaf. (Reuters) (Al Jazeera)
• War in Afghanistan (2001–2021)
  • A roadside bomb in Kunduz Province kills 15 civilians and injures two others. (Al Jazeera) (VOA)

• A chemical plant producing butadiene in Port Neches, Texas, United States, explodes and burns. It damages thousands of buildings over several square miles and sending three workers to the hospital. (Yahoo! News)
• A fire at a Minneapolis apartment building leaves five dead and three injured. (The New York Times)

• China–United States relations, Hong Kong–United States relations, 2019 Hong Kong protests
  • U.S. President Donald Trump signs the Hong Kong Human Rights and Democracy Act into law despite strong opposition from China. The bill means the U.S. will only trade with Hong Kong if it retains enough autonomy and bans the export of crowd-control munitions to Hong Kong Police Force. (Reuters)

• 2019 Guinea-Bissau presidential election
  • The latest presidential election in Guinea-Bissau has to go into a second round on December 29 as no candidate managed to win more than 50% of the votes during the first round. The second round will be a run-off between Domingos Simões Pereira and Umaro Sissoco Embaló while incumbent president José Mário Vaz was eliminated from the race. (DW)
• 2019 Namibian general election
  • Citizens of Namibia head to the polls to elect both the country's president and National Assembly members. (The Washington Post)
• Ninth European Parliament
  • The European Parliament confirms the Von der Leyen Commission, which will begin acting on December 1. (DW)

• Following a public outcry, Twitter apologises and backtracks one day after saying that it would begin deleting inactive accounts outside the United States on December 11, after users were upset that the measure would cause the removal of accounts belonging to users who had died. It now says that it will first implement a process for "memorialising" dead users. It would have been the first large scale cull of inactive accounts on the social media platform. (BBC News)

• The Arena Football League announces that it has filed for Chapter 7 bankruptcy and will immediately cease operations. This marks the effective end of the 32-year-old league, and the second liquidation bankruptcy in its history. (USA Today)
• City Football Group (CFG) owner Khaldoon Al Mubarak, who is also chairman of Premier League club Manchester City F.C., the fifth most valuable association football club in the world, agrees to sell a $500 million stake to American private equity firm Silver Lake Partners, making CFG the most valuable association football group in the world. (Reuters) (BBC News)