In Portland, hundreds of demonstrators began assembling outside the Oregon Convention Center around 10 a.m. The crowd grew steadily, with many participants waving flags, banners and signs decrying the president and Immigration and Customs Enforcement.

Mayor Keith Wilson issued a statement Sunday addressing massive "No Kings" anti-Trump demonstrations and a riot at a federal immigration facility in Portland

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.

Tens of thousands of Portlanders marched across the Willamette River this afternoon in a show of numbers aimed at opposing President Donald Trump’s deportation campaign and mocking his birthday celebration.

Thousands peacefully gathered Saturday to protest the Trump administration as part of a nationwide 'No Kings' protest in nearly 2,000 locations.

A violent mob of protesters breached a US Immigration and Customs Enforcement (ICE) facility in Portland, Oregon, on Saturday night, injuring four federal officers, according to authorities.

The demonstrations follow more than a week of large-scale protests in Los Angeles against Mr. Trump’s immigration crackdown and his decision to deploy the military there. Protesters gathered in Liberty Plaza outside of the Georgia State Capitol in Downtown Atlanta.

No Kings' rallies were held in dozens of Maine communities on Saturday. Protesters called out President Donald Trump's immigration policies on the same day as a military parade in Washington, D.C.

Organizers call the mass protests nationwide a "day of defiance" in opposition to Trump administration policies.