Left the climate accord
The United States notifies the United Nations of its formal withdrawal from the Paris Agreement.
The UN International Residual Mechanism for Criminal Tribunals at The Hague upholds the life sentence of war criminal and Bosnian Serb Army chief Ratko Mladić, who was convicted for his roles in the siege of Sarajevo and the Srebrenica massacre. The tribunal also rejects attempts by the prosecution to overturn the acquittal of one of Mladić's genocide charges. This was Mladić's final appeal.
The "chargé d'affaires" of the U.S. Embassy in Beijing, China, resigns following President Donald Trump's announcement he will withdraw the United States from the 2015 international Paris Agreement on climate change mitigation.