The women chanted slogans such as "we care" and "where are the children" in a largely peaceful standoff with police, who ordered them to leave. They were arrested by U.S. Capitol Police on charges of "crowdinig, obstructing, or incommoding".
Before arriving at Capitol Hill, the protesters marched down Pennsylvania Avenue, pausing to chant "Shame!"
Hundreds of women from almost all 50 states gathered in Washington, D.C., Thursday to protest the Trump administration's detention of migrant families through the "zero tolerance" policy.
A Democratic congresswoman was among about 575 people arrested at a rally protesting the Trump administration's zero-tolerance policy on immigration.
Capitol Police arrested almost 600 people, who engaged in protests with several Democrat lawmakers. The demonstrators were there in protest of the Trump administration's "zero-tolerance" policy that treats illegal border crossings as criminal offenses.
"Since the beginning, President Trump has shown callous disregard toward mothers, fathers, and children who only want to find safety", Amnesty International USA's tactical campaigns manager Ashley Houghton said in a press release. Following Trump's signing of an executive order last week-only after the policy sparked worldwide outrage-Immigration and Customs Enforcement (ICE) agents will no longer separate families.
"And I think that's what people were doing today is drawing attention to the fact that we've got kids in cages on the borders, people in prisons when they're trying to seek asylum".
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She added that most of the women were aware of the risk of arrest, but came anyway to vocalize their belief that ICE should be abolished.
"When we were advocating to keep families together and end family separations, we were not advocating for family incarceration", said Linda Sarsour, one of the leaders of the Women's March.
"Their parents shouldn't even be locked up", Fudoli said. "Camps for children is just as wrong as camps for children and adults".
"I met with all 174 of the women that were there, and it was absolutely heartbreaking to hear their stories, to hear about how their children had been taken away".
Most of the children separated from their families before the order was signed have not yet been reunited with them.
For Ingrid Zelaya, who works in communications at the immigrant advocacy group CASA, this was not her first protest, but it was her first act of civil disobedience.