From Palo Alto to Sunnyvale, tens of thousands showed up along a 7 mile stretch of El Camino Real on Saturday afternoon to protest President Donald Trump on the same day he staged a military parade in Washington D.

The 1,800 "No Kings" protests across the country are meant to express frustration over President Trump's actions that organizers say are authoritarian.

Saturday is Flag Day — an annual national observance that, for most Americans, comes and goes with little fanfare.

On a day typically reserved for celebration and patriotic reflection, a group of Baton Rouge residents used Flag Day to issue a bold message: America is not a monarchy.

South Jersey residents, such as Jessica Herrera of Cherry Hill, took to the streets of Philadelphia to sound off against the Trump administration.

The No Kings Day of Defiance protests will happen during the military parade in Washington on Saturday for the Army’s 250th anniversary — which coincides with Trump’s birthday.

Crowds of demonstrators gathered around the country on Saturday, protesting what they called President Trump’s overreach.

Political organizing group Move On, who was a partner in the "No Kings" rallies, echoed the 5 million person estimate in a fundraising email.Start the day smarter. Get all the news you need in your inbox each morning.