безконтактна' війна
accident-free flying / mishap-free flying
mishap-free flying / accident-free flying
contact, to obtain contact
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)
contamination-free
fallout-free
free fall
free fall air drop
free fire zone
free mine
free naval control of shipping
free net
free neutron
free rocket
free-fall bomb
nuclear-free zone
toxic free area
free-fire area
impact free
mine free
weapons free zone (WFZ)
anti-aircraft free-flight rocket
free flight
free flight rocket
free-flight aerial rocket
free-flight phase
free-flight projectile range
free-rolling flight
break free