More than 6,000 U.S. troops are expected in Jordan this week for a military exercise meant to signal American commitment to the region.

Dubbed Eager Lion, the exercise beginning Sunday will bring together more than 12,000 troops from 20 nations to drill in the desert country, a key American ally. Jordan hosts the annual event, now in its fourth year.

Participants will train together in air, ground and maritime operations, focusing on skills from counterinsurgency to counterterrorism operations and cybersecurity, Pentagon spokesman Col. Steve Warren said. […]