No Kings” organizers described the events as a “nationwide day of defiance” against President Donald Trump and authoritarianism.

"No Kings" protests are going on around the country, including here in Cincinnati. A protest was held on UC's campus at 11 a.m.

Like many cities nationwide, Missoula hosted its own ‘No Kings’ protest, where around 6,000 were in attendance

Thousands gathered for the No Kings protest at the Michigan State Capitol building in Lansing on Saturday, June 14.

Organizers of the “No Kings” demonstrations said millions had marched in hundreds of events. In Oregon, tens of thousands of people gathered in downtown Portland for two large protests -- one that began in Tom McCall Waterfront Park and the other at the Oregon Convention Center.

Thousands gather for Nashville's "No Kings" protest as ICE reports record detention numbers. Demonstrators voice concerns about constitutional rights and immigration policies.

Events held in big cities, small towns and everything in between served as counterpoint to military parade in Washington coinciding with President Donald Trump’s 79th birthday.

Before you let your voice be heard, advocacy and civil right groups stress the importance of being prepared before you go. And knowing your rights.