Cabinet of Donald Trump President Donald Trump appoints incumbent Office of Management and Budget director Mick Mulvaney as Acting White House Chief of Staff, to replace John F. Kelly at the end of the year.
Military of Kosovo The Assembly of the Republic of Kosovo votes to create a proper army out of the lightly-armed Kosovo Security Force, with eleven minority Serb deputies boycotting the vote. While the United States lauds the decision, criticism has come from both NATO and the neighbouring country of Serbia.
Sandy Hook Elementary School shooting On the sixth anniversary of the Sandy Hook shooting, the school is evacuated due to a bomb threat. It is not believed to be connected with the 2018 Bitcoin bomb threats.
Conservative American conservative weekly opinion magazine "The Weekly Standard" announces that it will shut down this month after 23 years in print.
Balochistan Six government officials are killed and 14 others are wounded in an attack in Balochistan, Pakistan. The BLA claims responsibility.
2018 Strasbourg attack An Italian journalist to the European Parliament who was wounded during a terrorist attack in Strasbourg, France, dies of his injuries, raising the death toll to four.
Syrian civil war The Kurdish-led Syrian Democratic Forces seize control of Hajin, the last major town held by ISIL in Syria, according to the Syrian Observatory for Human Rights.