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  1. Peter B. Hegseth > Historical Office > Article View

    Jan 25, 2025 · On 5 September 2025, President Donald J. Trump signed an Executive Order authorizing the secretary of defense, Department of Defense and subordinate officials to use …

  2. Historical Office > DOD/DOW History > Secretaries of Defense

    The Historical Office of the Office of the Secretary of Defense (OSD) dates to 1949. It is one of the longest serving continuously operating offices in the Office of the Secretary of Defense and …

  3. Defense Innovation Board's AI Principles Project

    For this reason, in July 2018, the Department asked the DIB to undertake an effort to help catalyze a dialogue and set of consultations to establish a set of AI Principles for Defense, …

  4. Jan 7, 2025 · Entities Identified as Chinese Military Companies Operating in the United States in Accordance with Section 1260H of the William M. (“Mac”) Thornberry National Defense …

  5. Dec 29, 2025 · The proposed sale will support its goal of improving national and territorial defense as well as interoperability with U.S. and NATO forces. Denmark will have no difficulty …

  6. Oct 10, 2024 · Targets of intent include government and diplomatic entities, technology companies, think tanks, international organizations, and cleared defense contractors. These …

  7. Nov 10, 2025 · The requirement to look across Military Departments and Defense Agencies at the various portfolios and programs necessary to close kill chains will be met by the DOW’s CPM …

  8. Biographies - U.S. Department of Defense

    The Historical Office of the Office of the Secretary of Defense (OSD) dates to 1949. It is one of the longest serving continuously operating offices in the Office of the Secretary of Defense and …

  9. Lloyd J. Austin III > Historical Office > Article View

    Jan 22, 2021 · The Honorable Lloyd J. Austin III was sworn in as the 28th Secretary of Defense on January 22, 2021. He served in this role until President Joseph R. Biden Jr. left office in …

  10. ASW for Special Operations/Low-Intensity Conflict

    ASW (SO/LIC) oversees and advocates for Special Operations and Irregular Warfare throughout the Department of War to ensure these capabilities are resourced, ready, and properly …