lie upon one's arms

all for one and one for all / one for all and all for one

fire at/on/upon (smb./smth.)

upon completion

achieve an agreed-upon outcome

wreck destruction (upon)

fall upon

fall upon successive prepared positions

detonate upon impact

lie

lie in ambush

lie low

lie of the ground (the)

lie up

lie in wait

lie prone on someone's forefront

lie prone

lie in ambuscade

combined arms force / combined-arms force

sergeant-at-arms / serjeant-at-arms

throw down one's arms

one-way UAV / one-way attack UAV (OWA UAV)

acquisition of arms

Ad Hoc Working Group on Small Arms and Light Weapons and Mine Action (NATO)

all-arms training

arms & weapons systems (AWS)

arms cache; weapons cache

arms control

arms control agreement

Arms Control and Coordination Section (NATO IS)

arms control regime

Arms Control Subsection (NATO)

arms control treaty