minefield

n.	1.	(Mil.) a region in which explosive mines{4} have been placed, especially a region on land.
	2.	A situation in which a simple mistake can have disastrous consequences; a touchy or dangerous situation requiring great caution; as, the candidate threaded his way skillfully through a minefield of loaded questions from the audience.

Noun

1.

minefield - a region in which explosives mines have been placed

armed forces, armed services, military, military machine, parcel, parcel of land, piece of ground, piece of land, tract, war machine