“conduct hostilities” is a correct and usable phrase in written English.
It is typically used to refer to engaging in warfare or a warlike action. For example, "The two nations began to conduct hostilities against one another in an escalation of the conflict."
1630 1540 bce; see ancient Egypt: The Second Intermediate period) of ancient Egypt, who conducted hostilities against the Hyksos, the west Semitic settlers who had seized the northern part of Egypt in the 17th century bce.
But Anwar al-Awlaki was a self-professed adherent of Al Qaeda, and the congressional Authorization for Use of Military Force authorized defensive action against him exactly as if he were an enemy soldier conducting hostilities against the United States.
Guided by Aleksey Bestuzhev-Ryumin, who enjoyed Elizabeth's complete confidence, the country firmly adhered to a pro-Austrian, anti-Prussian foreign policy, annexed a portion of southern Finland after fighting a war with Sweden (1741 43), improved its relations with Great Britain, and successfully conducted hostilities against Prussia during the Seven Years' War (1756 63).
The former refers to the grounds that justify going to war, the latter to the rules that define just conduct of hostilities.
The fact that we are forced to rely on satellite technology to collect information about the conduct of hostilities is a pressing reminder of the urgent need for an independent investigation with unimpeded access to the area.
It lays out the rules for the conduct of hostilities and, with it, obligations on states for certain forms of protection to non-combatants.
"While the conduct of hostility is one factor for deaths and killing, the major factor is not war in Yemen.
The division launched a reconnaissance in force on the Voëvre plain, but the main assault was never conducted as hostilities ended on 11 November 1918 with the signing of the armistice.
"Issues relating to the conduct of armed hostilities," added Lord Collins, were "essentially non-justiciable".
