Activists rally at third annual Women's March in D.C., New York(27 images)

Thousands of people were expected to attend Women's Marches across the U.S. on Saturday, including in Washington, D.C., and in New York. Almost 300 rallies were expected nationwide, organizers said.

Supporters of the Women's March gather on Pennsylvania Avenue in Washington, D.C., on January 19, 2019. This is the third anniversary of the Women's March, when hundreds of thousands gathered in D.C. and all over the United States in support of women and to protest Donald Trump's election to President of the United States. Photo by Ken Cedeno/UPI | License Photo

Amy Anderson, left and her daughter Meg, right, carry signs along with thousands of other supporters of the Women's March as they gather at Freedom Plaza in Washington, D.C. Photo by Ken Cedeno/UPI | License Photo

Congresswoman Alexandria Ocasio-Cortez, a Democrat, participates in the New York march. Photo by Steve Ferdman/UPI | License Photo

Sara Thomsen joins along with thousands of other supporters of the Women's March as they gather at Freedom Plaza to march. Photo by Ken Cedeno/UPI | License Photo

Sybrina Fulton, the mother of Trayvon Martin, who was killed by George Zimmerman in 2012, holds a likeness of her son at the Women's March in D.C. Photo by Ken Cedeno/UPI | License Photo

Protesters hold signs in New York. Photo by Steve Ferdman/UPI | License Photo

Supporters of the Women's March gather at Freedom Plaza in Washington. Rallies in the eastern United States were expected to be, at least in part, affected by a large snowstorm hitting the region. Photo by Ken Cedeno/UPI | License Photo

Anti-abortion advocates stand protected by Metropolitan Police as thousands from the Women's March walk down Pennsylvania Avenue in Washington. Photo by Ken Cedeno/UPI | License Photo

Protesters participate in the Women's March in New York City on Saturday. Photo by Steve Ferdman/UPI | License Photo

Supporters of the Women's March gather at Freedom Plaza to march down Pennsylvania Avenue in Washington, D.C., on January 19, 2019. Photo by Ken Cedeno/UPI | License Photo

Various signs are seen in Freedom Plaza on Saturday in Washington. Photo by Ken Cedeno/UPI | License Photo

A protester holds a sign showing a likeness of Supreme Court Justice Ruth Bader Ginsburg in New York. Photo by Steve Ferdman/UPI | License Photo

Marchers walk past the Trump International Hotel on Saturday in Washington. Photo by Ken Cedeno/UPI | License Photo

Jewish Women of Color walk at the start of the Women's March in D.C. Top organizers of the Women's March have weathered accusations of anti-Semitism this year. Photo by Ken Cedeno/UPI | License Photo

Supporters of the Women's March gather at Freedom Plaza in Washington. Photo by Ken Cedeno/UPI | License Photo

Protesters hold signs as they participate in the New York Women's March. Photo by Steve Ferdman/UPI | License Photo

Thousands of people descended on downtown Los Angeles today for the third annual Women's March, with activists and performers exhorting the crowd to engage in the political process and continue the fight.for women's rights and other civil rights causes. Photo by Jim Ruymen/UPI. | License Photo

The crowd was smaller that in the previous two years, first organized.in opposition to the inauguration of President Donald Trump in 2017. Photo by Jim Ruymen/UPI. | License Photo

A man marches with an "I'm with her" sign. Photo by Jim Ruymen/UPI. | License Photo

Thousands march in Los Angeles. Photo by Jim Ruymen/UPI. | License Photo

A marcher holds a sign that says, "Where is Mitch" in reference to Senate Republican Leader Mitch McConnell. Photo by Jim Ruymen/UPI. | License Photo

A woman holds a sign that reads, "It is horrifying that we have to fight our own government to save the environment." Photo by Jim Ruymen/UPI. | License Photo

A woman holds a sign that reads, "I will not go quietly back to the 1950s." Photo by Jim Ruymen/UPI. | License Photo

Marchers walk along the route in downtown Los Angeles. Photo by Jim Ruymen/UPI. | License Photo

Two women sit with a sign that reads, "Damn Donald, back at it again with the white supremacy." Photo by Jim Ruymen/UPI. | License Photo

A marcher holds a sign that reads, "I wish men were as disgusted with rape as they are with periods." Photo by Jim Ruymen/UPI. | License Photo

A balloon reads, "We are the ones we've been waiting for." Photo by Jim Ruymen/UPI. | License Photo

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