Which level of warfare involves integrating national policy decisions?

The level of warfare that involves integrating national policy decisions is strategic warfare. This level is focused on the overarching goals and policies of a nation and the way military operations are designed to support these goals. Strategic warfare encompasses long-term planning, resource allocation, and the broader implications of military actions on national and international stability and security.

In this context, strategic warfare is concerned with how military capabilities align with political objectives, ensuring that military actions are not only effective in a battlefield sense but also complementary to the larger vision of a nation's interests and policy. This alignment allows for coordinated efforts across various elements of national power, including diplomacy, economics, and military force, enhancing overall national security.

The operational level deals with the planning and execution of campaigns to achieve strategic objectives, while the tactical level focuses on the specifics of engagements and battles. Administrative does not pertain directly to warfare but instead involves management and logistics, which support military operations but do not integrate national policy decisions. Thus, strategic warfare is essential for ensuring that military actions are intentional and aligned with national objectives.