Thousands of demonstrators marched along Fifth Avenue in New York City on Saturday for a "No Kings" protest.

The protests are aligned with President Donald Trump's June 14 military parade in Washington D.C., which is set to honor the U.S. Army's 250th anniversary, organizers said. June 14 is also Flag Day and Trump's 79th birthday.

New York City saw thousands attend demonstrations against the Trump administration Saturday, just hours before a military parade in Washington, D.C. MSNBC host Antonia Hylton is joined at the New York City “No Kings Day” protest by actor and activist Mark Ruffalo,

Follow The Post’s live updates from “No Kings” protests against President Trump in NYC and across the country on Saturday,

Millions nationwide protested on June 14, including thousands in NJ. What was "No Kings" and what was the turnout? Here's NJ pics, more.

A grassroots rally and march titled “Queens Says No Kings” is set for Saturday, June 14 at MacDonald Park in Forest Hills.

Los Angeles police have issued a dispersal order at No Kings protests downtown. Officers shot tear gas and rubber bullets at what they called "outside agitators."

Despite peaceful demonstrations reported in multiple cities, violence flared at some anti-Trump protests over the weekend.