Army Secretary Dan Driscoll announced late Tuesday that his last full day in the role would be Wednesday, Sept. 2, 2026. Driscoll submitted his resignation on Monday, Aug. 31, following a meeting with President Trump at the White House to discuss the state of the Army. While Driscoll did not offer a public reason for his departure, his exit follows the removal or retirement of several high-ranking Army officials over the past year.
Driscoll served as Army Secretary for 18 months, a period marked by efforts to modernize how the branch mans, trains, and equips personnel. During his tenure, Defense Secretary Pete Hegseth removed or sidelined several senior leaders, including Army Chief of Staff Gen. Randy George. Other departures included the retirement of Vice Chief of Staff Gen. James Mingus in October and the June retirement of Gen. Chris Donahue, commander of U.S. Army Europe and Africa.
In a statement posted to the social platform X, Driscoll described his service as the "honor of a lifetime" and said the Army could not have made progress in modernization "without the support of Secretary Hegseth." However, MS NOW reported that a source familiar with the matter said Driscoll had raised concerns with the administration that Hegseth was blocking Army transformation and readiness by firing generals.
The departure occurs during an ongoing conflict with Iran. Retired U.S. Army Lt. Gen. Mark Hertling stated on "Morning Joe" that the turnover could cause long-term "institutional damage" as the service branch manages transformation and readiness.
Driscoll was reported to have cultivated ties with lawmakers in both parties. Sen. Mike Rounds (R-S.D.) noted he had heard reports that Driscoll was frustrated by the release of top generals. The vacancy at the top of the Army hierarchy coincides with the potential nomination of acting chief Gen. Christopher LaNeve, which faces reported objections from senators in both parties. No date for a confirmation hearing has been set. Driscoll’s departure became effective following his final full day on Wednesday. Future policy regarding the Army’s modernization and its operational stance toward Iran will be managed by Secretary Hegseth and remaining senior leadership.