Write a compelling news report that highlights the community’s celebration of the U.S. Army’s 250th anniversary in Oro Valley and Marana. Include the reflections of local veterans and leaders on the significance of this milestone, the themes of unity and pride, and the historical context of the Army’s enduring dedication to the nation. Capture the essence of the event—marked by speeches, remembrances, and the solemnity of Flag Day—while emphasizing the connection between military history and local sentiment.