Tens of thousands came to Washington, D.C., for the parade, which was meant to honor the 250th birthday of the U.S. Army, but also happened to fall on Trump's 79th birthday.

President Donald Trump held a military parade through the streets of Washington to celebrate the Army’s 250th anniversary on Saturday, which was also Trump’s 79th birthday.

The event featured thousands of soldiers, hundreds of vehicles and dozens of military aircraft and is estimated to have cost tens of millions of dollars.