Lieu reintroduced the Inherent Contempt Power Act in April, which would enable Congress to independently enforce subpoenas.
Social media users and fellow members of Congress mocked the GOP congressman's suggestion.
Health officials have said vaccines work best when everyone gets them. Conservatives view this as evidence that vaccines don't work.
A "false flag" conspiracy theory, which spread on right-wing social media platforms, likely contributed to the rally's low attendance.
"All of them were healthy, and the only thing they had in common was they were not vaccinated," the pastor said.
Rep. Chip Roy sought to promote a "#ChooseFreedom" trend on social media as he and other Republicans pushed back against the Biden administration's push to get every American vaccinated.
The Californian congressman responded to a report that notes showed the ex-president had called for the 2020 election to be called "corrupt."
The Democratic congressman made the remarks in response to comments from a man hospitalized by COVID-19 who insisted he would still not get vaccinated.
Lieu, a California Democrat, criticized Kelly after she said on her podcast that the media had exaggerated the January 6 deadly riot at the U.S. Capitol.
The California Democrat hit out at those he said "no longer believe in a democracy," questioning what he has labeled the "radicalization" of the GOP.
The U.S. Conference of Catholic Bishops is considering a document that would allow bishops to deny communion to pro-abortion politicians like Democratic President Joe Biden.
Biden signed the legislation making June 19 a national holiday on Thursday calling it a "really important moment."
Carlson suggested that unindicted co-conspirators involved in the Capitol riot could have been FBI agents.
"Password: Never tape PW to computer. Pin: Don't choose 1234," Lieu wrote on a piece of tape.
"Mike Pence didn't have the courage to do what should have been done to protect our Country and our Constitution," Trump tweeted as Capitol rioters chanted "Hang Mike Pence."
The House passed a bill to create a commission to investigate the January 6 Capitol riot, with 35 Republicans voting in favor.
The California Democrat retweeted an image of his GOP colleague appearing to help barricade the House Chamber as Trump supporters attacked the Capitol on January 6.
The Californian congressman has called for Gaetz, facing sex trafficking allegations, to be stripped of his membership of the House Judiciary Committee.
Lieu responded to a federal judge's order to release a memo about the ex-attorney general's decision not to charge Donald Trump over 2016 election interference.
Gaetz has denied wrongdoing and claimed there was an attempted $25 million extortion plot against him and his father.
The Democratic lawmaker said Gaetz's position on the House Judiciary Committee was a conflict of interest.
Fox News host Tucker Carlson said forcing a child to wear a mask outside should be "illegal."
The gubernatorial hopeful slammed congressman Lieu's "condescending tone" while he shared a "Schoolhouse Rock video for you to educate yourself."
The Democratic California congressman, an Air Force Reserve Command colonel who was born in Taiwan, is using a meme of the Fox News host to his advantage.
Carlson has claimed Democrats are trying to use mass immigration to change the U.S. in order to control who wins elections.
Republican Congressman Adam Kinzinger earlier called on his GOP colleagues to expel members of the caucus, as well as stripping them of their committee duties.
Gaetz referenced allegations against him in a speech he gave at a Women for America First event on Friday night.
Local and federal leaders spoke out against the ongoing increase in violence and hate targeting the Asian American and Pacific Islander communities this week, as videos emerged of two new attacks in New York City.
"Who was one of [Trump's] enablers? Dr. Birx, who was afraid to challenge his unscientific rhetoric and wrongfully praised him," Lieu said.
In the aftermath of the Atlanta spa shootings, Rep. Ted Lieu said former President Donald Trump "attacked" and "mocked" Asian Americans, as a study linked Trump's language to increased anti-Asian Twitter activity.