Core Viewpoint - The U.S. Department of Defense released the 2026 National Defense Strategy report, prioritizing domestic security and interests in the Western Hemisphere while emphasizing collaboration with allies and partners [1] Group 1: National Security Priorities - The report identifies U.S. homeland security and interests in the Western Hemisphere as top priorities [1] - It highlights the importance of strengthening defense industrial base and sharing responsibilities with allies and partners [1] Group 2: Regional Security and Iran - The report asserts that Iran must not be allowed to acquire nuclear weapons [1] - The U.S. plans to support Israel in enhancing its defense capabilities and deepen cooperation with Gulf Arab states to ensure regional allies take on the primary responsibility for deterring and defending against Iran [1]