BILLINGS, Mont. (AP) — A judge reinstated an oil and gas lease on land in northwestern Montana considered sacred to some tribes in the U.S. and Canada — a ruling that could test the depths of the Trump administration's support for the energy industry.

President Barack Obama's Interior Department improperly canceled the nearly 10-square-mile (26-square-kilometer) lease adjacent to Glacier National Park in 2016, U.S. District Judge Richard Leon in Washington, D.C., said this week.

Solenex LLC of Baton Rouge, Louisiana, holds the lease and wants to drill for gas. It's within the Badger Two-Medici...