Dozens of Regional Transportation District routes were detoured or delayed throughout metro Denver on Saturday as thousands of Coloradans gathered for “No Kings” protests.

Saturday, thousands of people descended on downtown Denver to voice their opposition to the Trump administration and its policies.

Denver police arrested 18 individuals during an "ICE Out!" immigration protest, with tensions over ICE policies sparking demonstrations and officials responding to potential conflict.

Denver police arrested 17 protesters on suspicion of graffiti, interference with law enforcement, obstructing streets, throwing objects and assault, according to the police department.

Protesters are gathering nationwide, including Colorado, as President Trump attends a parade commemorating the Army's 250th anniversary on his 79th birthday.

Thousands of Coloradans are expected to turn out on Saturday to stage protests against recent immigration crackdowns and executive orders from the Trump administration that have led to violent

Around 2,000 protests were planned on Saturday in opposition to President Donald Trump. Large crowds turned out in cities like Portland, Denver, Chicago, Houston and Los Angeles – and in smaller communities in traditionally conservative areas.

Dozens of No Kings Protests are set to take place across Colorado on Saturday, but local police expect them to be peaceful.

Denver police now say officers arrested 18 people during protests near downtown on Tuesday over immigration enforcement.

The parade, honoring the Army’s long-planned 250th anniversary celebration and coinciding with Trump’s 79th birthday, is set to step off from the Lincoln Memorial under the threat of stormy weather in Washington and protests around the country tied to a turbulent week of immigration enforcement that has involved military deployment in Los Angeles.