特朗普宣布建造凯旋门计划，为纪念明年美国建国250周年

Core Viewpoint - The article discusses President Trump's announcement of plans to build a triumphal arch in Washington, D.C., as part of the celebrations for the 250th anniversary of American independence in July 2026, drawing inspiration from the Arc de Triomphe in Paris [3][5]. Group 1: Project Details - The arch is proposed to be located on the Virginia side of the Potomac River near Arlington National Cemetery and the Lincoln Memorial, facing the White House [4]. - Trump expressed a preference for a larger version of the arch, which will serve as a welcoming structure for those crossing the memorial bridge into Washington, D.C. [5]. - The project is still in the planning stages and will require congressional approval due to the complexities of constructing new monuments in the capital [6]. Group 2: Historical Context - The idea of building a triumphal arch at this location is not new; a similar proposal was made in 1902 to honor President Ulysses S. Grant, but it was never realized [5]. - The construction of new memorials in Washington, D.C. is subject to strict regulations, including environmental impact assessments and aesthetic considerations, which can prolong the design and approval process [6]. Group 3: Trump's Real Estate Interests - Trump shared his enthusiasm for real estate development, stating that he finds it relaxing and has always felt adept in this field [7]. - Since returning to the White House, Trump has initiated several renovation projects, including a "Presidential Walk of Fame" featuring gold-plated portraits of himself and other presidents, excluding President Biden [8].