Secret service 38 History 12 World War, 1939-1945 12 English fiction 8 Intelligence service 3 Assassins 2 Atomic bomb 2 Bedouins 2 British 2 Campaigns 2 Chaloner, Thomas (Fictitious character) 2 Civil War, 1861-1865 2 Commando operations 2 Dillon, Sean (Fictitious character) 2 Dutch 2 Ferguson, Charles (Fictitious character) 2 Fiction 2 Historical fiction 2 Johnson, Blake (Fictitious character) 2 Merchant mariners 2 Mothers and daughters 2 Murderers 2 Operation Freshman, 1942 2 Operation Mincemeat 2 Poisoning 2 Refugees 2 Soviet Union 2 Suspense fiction 2 Terrorism 2 TerroristsxFiction 2