Variations on the theme have surfaced among longtime NATO allies in Europe, one-party and authoritarian states and history’s darkest regimes.

While the idea might be novel for many Americans, military parades are common spectacles in many parts of the world.

At the conclusion of the military parade, President Trump praised U.S. troops and veterans, calling them the reason America “stands tall” 250 years after the Army’s founding. He also delivered a warning to global adversaries,