initial period of war

area of war/war area

conduct a war / fight a war

tug-of-war (Tug of War / TW)

drone war (world’s first drone war)

base period

inter-look dormant period (mines)

launch period

monsoon transition period

period of crisis

period of tension

period of threat

practical training period

prior period adjustments

reporting period

savings on prior-period obligations

warmup period

change-over period

concentration period

in the period in which the communications channel has been open

inaction period

heating period of the engine

intake period

frequent reserve maintenance period

induction period

mixing period

representative time period

long-period forecast

orbital period

short-period forecast

active duty training period

gas сompound period

for period of weep