Donald Trump’s ambitious plan to build a towering triumphal arch in Washington, D.C., has hit another major obstacle after a federal judge temporarily blocked construction from beginning on the controversial monument, according to The Guardian. U.S. District Judge Tanya Chutkan issued a 14-day temporary restraining order, preventing work from starting on the proposed 250-foot-tall (76-meter) structure. The decision came just hours after the National Capital Planning Commission voted 8-4 to approve the project following a lengthy hearing that included widespread opposition (per The Hill). The ruling is a setback for Trump, who has made several ambitious changes to the nation’s capital since returning to office. However, the legal challenges surrounding his proposed arch are far from over, with critics questioning both its purpose and whether the administration has the authority to build it. The judge’s order followed lawsuits challenging the construction, including legal action brought by the District of Columbia, Virginia, a group of Vietnam War veterans, and an architectural historian. Chutkan consolidated the cases as part of the proceedings. One of the leading plaintiffs, Vietnam War veteran and former ambassador Michael Lemmon, argued that the proposed monument would interfere with the views surrounding Arlington National Cemetery, where hundreds of thousands of fallen service members and veterans are buried. The arch faces opposition from many people Lemmon said the structure would disrupt an important sightline associated with national unity. He also expressed concern about eventually being buried at Arlington beneath what he considered a personal vanity project. A federal judge temporarily blocked the Trump administration from beginning construction on Trump's proposed triumphal arch late Thursday, siding with a group of Vietnam veterans and the District of Columbia and Virginia, which sued to stop the project.https://t.co/oWKOrAXgNL— Lotus Flower (@LtsFlwr70) November 6, 2026 The proposed arch received support from several federal officials during planning commission hearing. Its Trump-appointed chair, Mark Paoletta, defended the project as an opportunity to celebrate American identity through grand monuments. “President Trump understands as president and a superb builder that it’s important to our national identity to display who we are through grand monuments,” he said during the meeting. However, Washington officials and Democratic lawmakers strongly disagreed. D.C. Council member Phil Mendelson argued that Congress had not approved the project or allocated funding for its construction. “We reject the vanity, the worship of a single man, over the 400,000 that have earned the right to be remembered; that have earned the right to keep an eye over our nation as they look towards the Lincoln Memorial,” said one of the war veterans. Representative Don Beyer called it a “monumental abomination to one man’s ego,” adding that it “disrespects every service member who’s buried there.”