prin - PSE
- Principal Subordinate Command
- Principal Subordinate Commander
- principle of collective responsibility
- principle of defense sufficiency
- principle of solidarity
- principle of subsidiarity
- principle of territorial integrity
- priority
- prison
- private corps
- Private Office
- private property power
- Private Voluntary Organization
- privatization
- privileges and immunities of the European Communities
- pro-Russian
- pro-Western orientation
- production object
- professional principle
- Project Co-ordinator in Ukraine
- project forces
- proliferation
- protect the newly-won sovereignty
- protection of national interests
- protest actions
- Protocol Service
- protracted conflict
- proving ground
- Provisional Policy Coordination Group
- Provost Marshall
