In what came to be known as the Thule incident, an American bomber crashed in Greenland, spreading radioactive wreckage across 3 square miles of a frozen fjord. Denmark was not happy.
Saudi Arabia and the UAE led a group of countries that have severed all ties to fellow American ally Qatar over its foreign policy. The US will play a key role in whether it accedes to their demands.
The most expensive defense program in world history has yielded a multi-role fighter plane that is an inelegant jack-of-all-trades, but master of none.