military intelligence

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun Information relating to the armed forces of a foreign country that is significant to the planning and conduct of another country's military doctrine, policy, and operations.
• noun An agency of the armed forces that procures, analyzes, and uses information of tactical and strategic military value.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun information about the armed forces of another country that is useful in planning and conducting military policy or military operations
• noun an agency of the armed forces that obtains and analyzes and uses information of strategic or tactical military value