Chelsea Clinton attended a massive protest against President Trump’s immigration ban in New York City on Sunday afternoon.

Chelsea, the daughter of Trump’s democratic challenger, Hillary Clinton Hillary Diane Rodham ClintonHillicon Valley: FBI chief says Russia is trying to interfere in election to undermine Biden | Treasury Dept. sanctions Iranian government-backed hackers The Hill's Campaign Report: Arizona shifts towards Biden | Biden prepares for drive-in town hall | New Biden ad targets Latino voters FBI chief says Russia is trying to interfere in election to undermine Biden MORE, and former President Bill Clinton William (Bill) Jefferson ClintonD-Day for Trump: September 29 Trump job approval locked at 42 percent: Gallup If Trump doesn't know why he should be president again, how can voters? MORE, tweeted from the protest.

“#NewYork #NoBanNoWall,” she wrote alongside a photo of the protest, which included one sign with her mother's “Love trumps hate” slogan from the 2016 campaign.

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The former first daughter used Twitter on Saturday and Sunday to retweet posts against Trump’s 90-day ban on immigration from seven Muslim-majority countries, including New York Mayor Bill de Blasio announcing that he would attend the march in Battery Park in New York City on Sunday afternoon.

I'll be joining New Yorkers at Battery Park this afternoon to stand up for our city's values. See you there. — Bill de Blasio (@NYCMayor) January 29, 2017

Hillary Clinton tweeted her support for demonstrators on Saturday evening.

“I stand with the people gathered across the country tonight defending our values & our Constitution. This is not who we are,” she tweeted late Saturday evening.

I stand with the people gathered across the country tonight defending our values & our Constitution. This is not who we are. — Hillary Clinton (@HillaryClinton) January 29, 2017

Thousands of protesters gathered at New York’s John F. Kennedy airport in New York on Saturday night to protest Trump’s executive order, which resulted in several refugees and foreign visa holders being detained at the airport.

Ten people were still detained there airport as of Sunday afternoon.

Protests continued to erupt across the U.S. on Sunday. Hundreds gathered outside the White House on Sunday to protest the executive order while Trump and White House staff watched the film "Finding Nemo."

Trump signed an executive order Friday to require thorough vetting of refugees coming to the U.S. The order also prohibits Syrian refugees from entering the U.S. for an indefinite amount of time.