Cyberwarfare: Information Operations in a Connected World, 2nd Edition

Domains of Warfare

Military planners have traditionally divided war-fighting capabilities into four domains. These domains are used to develop strategies and tactics as well as to organize forces. In fact, most modern militaries are organized according to these four domains of warfare:

• Land—The oldest domain of warfare, consisting of any fighting force that remains on the ground. Land forces include infantry, cavalry, armored vehicles, antiaircraft batteries, and artillery. In the U.S. military, the Army primarily controls the land domain.

• Sea—The domain of warfare fought on oceans, rivers, and seas. The sea domain includes all of a nation’s naval forces. In the U.S. military, the Navy controls the sea domain.

• Air—The domain of warfare fought ...