Elon Musk posted a cryptic message about the "No Kings" protests after activists took to the streets across the U.S. over the weekend.

Between activism, election results and protest turnout, the prevailing political winds suggest the backlash to the president is real.

The event was one of more than 2,000 “No Kings” rallies held across the country on Saturday, protesting what organizers call “authoritarianism, billionaire-first politics, and the militarization of our democracy.

A person shot and killed an innocent bystander during a “No Kings” protest in Salt Lake City, Utah on Saturday.

Democracy is “in real trouble,” Mark Ruffalo told MSNBC’s Antonio Hylton while attending the “No Kings” rally in New York City Saturday. His words were echoed by Ellen Pompeo, Kerry Washington, Jimmy Kimmel, and many more notable people and celebrities who spoke out in support of the nationwide protests.

Additional celebrities including Anna Kendrick, Gina Rodriguez-LoCicero and Tessa Thompson were out on Saturday to protest against the Trump administration.

The “day of defiance” protests began as early as 10 a.m. in North Texas, while the Washington, D.C., military parade for the Army’s 250th birthday starts at 5:30 p.m. Central.

“The most threatening sound to an oligarch is laughter.”