Speaking at a "No Kings" rally in Washington, D.C., Bill Nye, the former host of "Bill Nye the Science Guy," urged lawmakers to “stop the abuses of this petulant president [Trump] and his circle of sycophants,” declaring, “No thrones, no crowns, no kings."

From New York City to California, millions of people are expected to join "No Kings" protests across the country on Saturday, Oct. 18.

Millions of Americans took to the streets nationwide for the “No Kings" protests, a coordinated day of action opposing President Donald Trump.

The "No Kings" organizing group said rallies are expected in hundreds of locations across the country on Saturday in cooperation with civil rights groups and other organizations. The movement said it mobilized millions of people at its protests in June. Here is the latest map from their website showing where rallies are planned:

In June, millions of activists across the U.S. gathered for “No Kings” protests in all 50 states, in what was called a “nationwide day of defiance.” Their message? The United States doesn’t have kings – and people need to remind the current administration that public officials hold office to serve the public and not themselves.

No Kings” organizers say more than 2,500 demonstrations are planned nationwide today in protest of President Donald Trump’s administration. Follow for live updates.