Close to 1,500 Navy and Marine servicemen are in town with three Navy Assault ships docked, two at the Houston Port and one, the USS Kearsarge, in Seabrook.
More than 2,000 "No Kings Day" protests were held on Saturday, organizers said.
A parade in Washington, D.C., commemorating the 250th anniversary of the armed services, took place Saturday.
A large military parade showcasing American power, requested by President Donald Trump to mark the Army's 250th anniversary, took place in Washington, D.C., featuring tanks, troops and marching bands.
Here's what to know about the protests.
With migrant communities already living in fear amid the Trump administration's immigration crackdown, ICE raids in downtown Los Angeles sparked days of protests.