特朗普宣布建造凯旋门计划，为纪念明年美国建国250周年

Group 1 - The announcement of a proposed "Trump Arc" in Washington D.C. is part of the celebration for the 250th anniversary of American independence in July next year [1][4] - The design of the arch is inspired by the Arc de Triomphe in Paris and aims to welcome visitors from Arlington, Virginia to the capital [4] - The arch is planned to be located near the Arlington National Cemetery and Lincoln Memorial, with completion expected before the anniversary celebration [4] Group 2 - The fundraising dinner attended over 130 executives from various tech and defense companies, including representatives from Google, Meta, Amazon, and Lockheed Martin [3] - The proposal for the arch is still in development and requires congressional approval due to the complexities of building monuments in the capital [4][5] - Federal law prohibits new construction on the National Mall, making the proposed site a designated area for new memorials, provided they hold significant historical importance [5] Group 3 - Trump expressed his passion for real estate development and has been personally overseeing various renovation projects at the White House since returning in January [6] - Recent renovations include the unveiling of a "Presidential Walk of Fame" featuring gold-plated portraits of himself and other presidents, excluding President Biden [6]