MSNBC hosts Ali Velshi and Chris Hayes noted a difference in the atmosphere at the Army's 250th celebration in Washington, D.C., compared to President Trump's rallies.

Coinciding with Trump's 79th birthday, the parade will feature tanks, bands and thousands of troops in honor of the Army’s 250th anniversary celebration.

In preparation for the parade, the city installed more than 200 steel plates and rubber mats to protect D.C.’s historic streets. Each plate weighed more than 1,000 pounds, and as of Sunday evening, crews were seen using heavy equipment to lift the final ones from Ohio Drive, Constitution Avenue, and Independence Avenue.

The 250th Birthday of the US Army Grand Military Parade kicks off at 6:30 p.m. ET on Saturday. Here's which roads will be closed in Washington, D.C.

Donald Trump threw a military parade in honor of the U.S. Army’s 250th anniversary on Saturday, June 14 (a date that happens to be the president’s birthday) to the tune of $25 to $45 million. But unfortunately for Trump, photos and videos from the big day show sparse attendance and a lack of organization from top to bottom.

WASHINGTON (7News) — A military parade celebrated the Army's 250th in Washington D.C., with thousands of people in attendance. Aside from the parade, there was also concert and fireworks as part of the celebration. The celebration also coincides with President Donald Trump’s 79th birthday, National Flag Day, and the Army’s 250th anniversary.

Those watching Donald Trump's birthday parade in Washington DC noticed the soldiers were not walking in lockstep, which is typical of military members in uniform

President Trump's mispronunciation of 'infantry' as 'Infri man' during a military parade has led to questions about his mental capacity.