military campaign

In the military sciences, a military campaign encompasses related military operations, usually conducted by a defense or fighting force, directed at gaining a particular desired state of affairs, usually within geographical and temporal limitations.
See more at Wikipedia.org...

Noun
1. several related operations aimed at achieving a particular goal (usually within geographical and temporal constraints)
(synonym) campaign
(hypernym) operation, military operation
(hyponym) expedition, military expedition, hostile expedition
(classification) military, armed forces, armed services, military machine, war machine