This is the 7252nd most frequent Russian word.
военно
"Военно" means "military" or "relating to the military" in English.
'Военно' acts as an attribute forming a compound noun 'военно училище', relating to the military academy.
Военно училище готовит будущих офицеров.
The military academy prepares future officers.
'Военно' modifies 'стратегические вопросы', creating a compound phrase to indicate its relevance to military strategies.
Военно стратегические вопросы требуют особого подхода.
Military strategic questions require a special approach.
'Военно' combines with 'историческими' to specify the area of historical research related to the military aspect.