Nearly 7,000 soldiers, 28 Abrams tanks, 50 helicopters, 34 horses, two mules, and a single dog marched through a cloudy and drizzling Washington, D.C.

Although officials did not release an exact figure, the Army estimated the event's cost to be between $25 million and $45 million.

As the Trump administration geared up for the parade filled with tanks and armored personnel carriers rolling through the nation's capital, people in dozens of cities across the country protested the...