President Trump, who was in Florida for the weekend at his Mar-a-Lago resort, had yet to weigh in on Twitter about the protests Saturday afternoon. Voter registration activists fanned out in the crowds, signing up thousands of the nation's newest voters.
The rally, "March For Our Lives" was held after 19-year-old Nikolas Cruz killed 17 people with a rifle in high school in Parkland, Florida on February 14.
Protesters denounced the National Rifle Association and its allies and complained that they are scared of getting shot in school and exhausted of inaction by grown-ups after one mass shooting after another.
Organizers are hoping the electricity of the crowds, their sheer numbers and the under-18 roster of speakers will create a tipping point, starting with the midterm congressional elections this fall.
France will pay a national tribute to a security officer who died from gunshot wounds after voluntarily taking the place of.
"Politicians: either represent the people or get out". I'm Kelly O'Brien. I'm 17 years old.
"Because this", he said, pointing behind him to the Capitol dome, "this is not cutting it".
Meanwhile, more than 800 similar events were held in cities across the country the same day, including such cities as Los Angeles, Boston, Philadelphia, New York City, and Parkland.
Many conservative talking points that have claimed the children asking for gun control and taking part in the March for Our Lives are being manipulated by Democrats, their parents and even the Federal Bureau of Investigation.
Paul McCartney, Common, Miley Cyrus, Amy Schumer and other stars played supporting roles at nationwide gun-reform rallies dominated by teenage survivors' emotional speeches.
"Eighteenth century laws can't regulate 21st century firearms", said Johnson. "I'm not advocating doing away with guns completely, but there should be no military-style weapons in the hands of the public". "We shouldn't have to be afraid to go get an education or go outside and have fun and play in the front yard", said Lewis-Turner.
"I saw the Parkland shooting and I just thought 'Why is this happening again?" The route also takes in the Trump International Hotel. "As a pediatrician and a father I find it appalling, the ease of access to guns".
The company said the 2017 Women's March was the largest single-day demonstration in us history, with 440,000 participating.
Congress also voted Friday to bolster background checks for gun purchases, spend more on school safety, and let the Centers for Disease Control and Prevention study gun violence, ending what was in effect a 22-year ban that was supported by the National Rifle Association.
White House deputy press secretary Lindsay Walters said the administration applauded "the many courageous young Americans" exercising their free-speech rights on Saturday.
"The amount of gun violence in the United States is disgusting", she said.
Singer Lady Gaga was also seen weighing her support to the anti-gun violence demonstration, along with her friends and wore black t-shirts that read - "Be Kind" and holding banners saying - "Disarm Hate".
"Well, what's in it for us is knowing we're doing our part to keep our children alive".