President Trump Donald John TrumpOmar fires back at Trump over rally remarks: 'This is my country' Pelosi: Trump hurrying to fill SCOTUS seat so he can repeal ObamaCare Trump mocks Biden appearance, mask use ahead of first debate MORE early Tuesday blasted Sen. Kirsten Gillibrand Kirsten GillibrandSunday shows preview: Justice Ginsburg dies, sparking partisan battle over vacancy before election Suburban moms are going to decide the 2020 election Jon Stewart urges Congress to help veterans exposed to burn pits MORE (D-N.Y.) for coming to his office "begging" for donations and as someone who "would do anything for them."

The broadside against Gillibrand comes a day after the New York Democrat said Trump should resign from the presidency because of the accusations of sexual misconduct numerous women have made against him.

Gillibrand said the accusations against Trump are “credible” and should be investigated, and she told CNN’s Christiane Amanpour that the president should resign.

ADVERTISEMENT

Less than 24 hours later, Trump was on Twitter calling Gillibrand a “flunky” for Senate Minority Leader Charles Schumer Chuck SchumerSenate Democrats introduce legislation to probe politicization of pandemic response Schumer interrupted during live briefing by heckler: 'Stop lying to the people' Jacobin editor: Primarying Schumer would force him to fight Trump's SCOTUS nominee MORE (D-N.Y.) and a “lightweight” lawmaker.

He also made a reference to Gillibrand's statement this month that President Bill Clinton William (Bill) Jefferson ClintonChelsea Clinton: Trump isn't building public confidence in a vaccine Hillary Clinton launching podcast this month GOP brushes back charges of hypocrisy in Supreme Court fight MORE should have resigned from office, calling her "very disloyal" to the former president.

Gillibrand responded later on Tuesday, ripping Trump and saying he could not silence her.

You cannot silence me or the millions of women who have gotten off the sidelines to speak out about the unfitness and shame you have brought to the Oval Office. https://t.co/UbQZqubXZv — Kirsten Gillibrand (@SenGillibrand) December 12, 2017

Gillibrand has been a voice against sexual harassment for years, and made a name for herself in the Senate by pushing for reforms to how the military handles sexual misconduct cases.

ADVERTISEMENT

She's been in the center of the news over the last week as allegations of sexual misconduct against men in politics, entertainment, the media and other fields have washed through the headlines.

Gillibrand, seen by many as a potential 2020 presidential candidate, was the first Democratic senator to call on Sen. Al Franken Alan (Al) Stuart FrankenGOP Senate candidate says Trump, Republicans will surprise in Minnesota Peterson faces fight of his career in deep-red Minnesota district Getting tight — the psychology of cancel culture MORE (D-Minn.) to resign last week. Franken had been accused by multiple women of groping and forced kissing.

In November, she said that Clinton should have resigned over the Monica Lewinsky affair.

ADVERTISEMENT

The remark about Clinton drew a withering response on Twitter from longtime Clinton aide Philippe Reines, who has worked for both Hillary Clinton Hillary Diane Rodham ClintonButtigieg stands in as Pence for Harris's debate practice Senate GOP sees early Supreme Court vote as political booster shot Poll: 51 percent of voters want to abolish the electoral college MORE and the former president.

He called Gillibrand a "hypocrite" for taking the Clintons' "endorsements, money, and seat," as Gillibrand replaced Hillary Clinton as New York's senator when Clinton became secretary of State in the Obama administration.

"Interesting strategy for 2020 primaries. Best of luck," he concluded.

This story was updated at 9:22 a.m.