Two United States Air Force B-2 bombers attacked Islamic State training camps in Libya overnight, killing more than 80 militants, including some who were involved in plotting terrorist attacks in Europe, the Pentagon said on Thursday.

The attack, which also included strikes by armed reaper drones flying from a base in Sicily, was a parting shot from President Obama at the Islamic State, also known as ISIS or ISIL, and one of his final actions as commander in chief.

“We need to strike ISIL everywhere they show up,” Ashton B. Carter, the departing defense secretary, told reporters. “We know that some of the ISIL operatives in Libya were involved in plotting attacks in Europe.” […]