"When a person picks up a gun, we suffer as a city. This cannot be who we are," Chicago Mayor Lori Lightfoot said.
A group of dads in Portland, Oregon, carried leaf blowers during a recent protest to help stop tear gas from police from affecting other protesters, specifically the Wall of Moms organization.
"I've talked to several Republican colleagues who are very opposed to the secret police strategy," Sen. Jeff Merkley told Newsweek.
The clip has been viewed more than 1 million times on social media.
Twitter users compared Acting Homeland Security Secretary Chad Wolf's remarks to the science fiction film set in a future where a special police unit arrests criminals intending to commit a crime.
DHS officials have said they refuse to pull federal law enforcement officers out of Portland, Oregon.
The doxxing of local police follows nearly 55 solid days and nights of racial justice protests around the city.
"These insurrectionists in the streets of Portland are little different from the insurrectionists who seceded from the Union in 1861," Arkansas Senator Tom Cotton said.
"This is a democracy, not a dictatorship," Governor Kate Brown said in a tweet. "We cannot have secret police abducting people in unmarked vehicles. I can't believe I have to say that to the President of the United States."
Federal agents later dispersed the crowd using tear gas, flash bangs and less-lethal munitions.
"In Portland, they've done a fantastic job," President Donald Trump said of federal law enforcement officers.
Government officials in Oregon called for federal troops to leave Portland last week amid reports that unidentified agents were detaining protesters.
The proposed legislation would require all federal law enforcement officers to wear visible identification markers while on duty.
A new political advertisement targeted federal agents' response to protestors during demonstrations in Portland, Oregon.
Bev Barnum called for other moms to join her to protect protesters in Portland after seeing reports federal authorities were driving around in unmarked vans detaining people.
Christopher David, 53, a former Navy civil engineering corps officer, was seen suffering numerous baton blows from a federal agent in a viral video filmed during the protests in Portland, Oregon.
White House Chief of Staff suggested something could be "rolled out this week."
"The Administration's insistence on deploying these forces ... [has] little to do with public safety, but more to do with political gamesmanship," the chairpersons stated.
House Speaker Nancy Pelosi reminded President Donald Trump late Saturday that the United States is "not a banana republic," and she refused to let protesters in Portland be used as "props" in his political games.
The Portland Police Association building was set on fire on the 52nd night of demonstrations in the city, touched off by the death of George Floyd in May.
Top Oregon lawmakers warned President Trump that federal troops should leave Portland amid reports that unidentified officers were arresting protesters who were nowhere near federal buildings.
President Donald Trump and his allies spent the week highlighting his support for law enforcement—attempting to draw a contrast with Democratic rival Joe Biden in a race that's been drastically altered by the coronavirus pandemic.
"Trump and Chad Wolf are weaponizing the DHS... because they think it plays well with right-wing media," said Sen. Ron Wyden.
"We're not going to abdicate our mission," said DHS Acting Secretary Chad Wolf.
Portland Police declared a riot was taking place earlier this week during another night in unrest in the city.
A video posted on Twitter showed officers knocking a person off a bicycle before detaining the person on the ground.
Two federal officers in tactical gear were filmed detaining a protester without identifying themselves or giving a reason for the arrest in a video posted on social media.
Police made several arrests as large crowds refused to disperse during more police brutality protests in the city.
Footage of the aftermath of last night's protests shows derogatory graffiti painted on the walls of the Portland Police Bureau's North Precinct.