DUBAI, United Arab Emirates (AP) — The U.S. military says it has halted some military exercises with Gulf countries over the ongoing diplomatic crisis targeting Qatar.

Here's a look at the ongoing dispute, the worst to grip the region since Iraq's 1990 invasion of Kuwait.

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A COUNTRY TARGETED

Qatar is a nation about the size of the U.S. state of Connecticut, which juts out like a thumb on the Arabian Peninsula into the Persian Gulf. It has the highest per-capita income in the world due to its natural gas reserves, the third-largest on the planet after Russia and Iran. Just over 10 percent of...