Tens of thousands of people gathered across Arizona in parks, on street corners and at the state Capitol for a national day of protest against President Donald Trump, many in inflatable costumes that have become a symbol of resistance.

Under a sea of protest signs and inflatable animal costumes, thousands gathered at El Presidio Plaza for Tucson’s “No Kings” rally. Among them was Representative-elect Adelita Grijalva, joining local leaders and activists in denouncing federal overreach and calling for community solidarity.

"No King" protests are underway across the Valley. 12News will have team coverage and updates throughout the day.

Chandler drew in over 4,000 protestors during the "No Kings" protest in June, making October's event even bigger, East Valley Unite said.

Arizona No Kings protests Trump weekend rallies expected to draw thousands across state over authoritarian actions

Another round of "No Kings" protests are slated to take place in over 2,500 locations across the country on Saturday, Oct. 18. Here's where.