Subject
- Acquisition1
- Acquisition of territory2
- Action française1
- Actions and defenses1
- Adam, Juliette, 1836-19362
- Adams, John, 1735-182613
- Adenauer, Konrad1
- Adenauer, Konrad, 1876-19676
- Adet, Pierre-Auguste, 1763-183216
- Administration28
- Administrative law5
- Admiral Alpin1
- Admiral Aplin (Ship)1
- Admirals3
- Adventure and adventurers1
- Adversaries1
- Aerial operations, German1
- Aeronautics, Military1
- Aerssen, François van, 1572-16412
- Afghan War, 2001-4