tactic

taktiikka A manoeuvre, or action calculated to achieve some end.
puhekieltä manoeuvre Manoeuvre used against an enemy.
puhekieltä Describing a polymer whose repeat units are identical
puhekieltä tactical; of or relating to the art of military and naval tactics.
Thomas Campbell

But time will teach the Russ, ev'n conquering WarHas handmaid arts: aye, aye, the Russ will wooAll sciences that speed Bellona's car,All murder's tactic arts, and win them too (..)