History Secret service World War, 1939-1945 699 Spies 421 Intelligence service 413 Histoire 351 Service secret 346 more ... Military intelligence 238 Politics and government 232 Espionage 197 Guerre mondiale, 1939-1945 190 Foreign relations 128 Internal security 108 Underground movements 106 World War, 1914-1918 101 HISTORY 94 Intelligence officers 90 Women spies 86 Police 78 Campaigns 76 Espionage, British 76 Espionage, German 75 Espions 65 Political persecution 54 Women 53 Cryptography 51 Diplomatic relations 49 Geheimdienst 49 Espionage, Soviet 47 Officials and employees 45 less ...