Matches in DBpedia 2014 for { ?s ?p <http://dbpedia.org/resource/World_War_I> . }
- 16th_Rajputs_(The_Lucknow_Regiment) battle World_War_I.
- 16th_Reserve_Division_(German_Empire) battle World_War_I.
- 170th_Infantry_Brigade_(United_States) battle World_War_I.
- 175th_Infantry_Regiment_(United_States) battle World_War_I.
- 176th_Perevolochensky_Regiment battle World_War_I.
- 17th_Aero_Squadron battle World_War_I.
- 17th_Army_(German_Empire) battle World_War_I.
- 17th_Battalion_(Australia) battle World_War_I.
- 17th_Brigade_(Australia) battle World_War_I.
- 17th_Division_(German_Empire) battle World_War_I.
- 17th_Mounted_Brigade_(United_Kingdom) battle World_War_I.
- 17th_Reserve_Division_(German_Empire) battle World_War_I.
- 17th_Weapons_Squadron battle World_War_I.
- 181st_Infantry_Regiment_(United_States) battle World_War_I.
- 182nd_Infantry_Regiment_(United_States) battle World_War_I.
- 185th_Aero_Squadron battle World_War_I.
- 185th_Armor_Regiment battle World_War_I.
- 186th_Aero_Squadron battle World_War_I.
- 18th_Alpini_Regiment battle World_War_I.
- 18th_Army_(German_Empire) battle World_War_I.
- 18th_Battalion_(Australia) battle World_War_I.
- 18th_Cavalry_Regiment battle World_War_I.
- 18th_Division_(German_Empire) battle World_War_I.
- 18th_Division_(United_States) battle World_War_I.
- 18th_King_Edward's_Own_Cavalry battle World_War_I.
- 18th_Mounted_Brigade_(United_Kingdom) battle World_War_I.
- 18th_Reserve_Division_(German_Empire) battle World_War_I.
- 192nd_Military_Police_Battalion battle World_War_I.
- 19th_Army_(German_Empire) battle World_War_I.
- 19th_Battalion_(Australia) battle World_War_I.
- 19th_Division_(German_Empire) battle World_War_I.
- 19th_Division_(United_States) battle World_War_I.
- 19th_Ersatz_Division_(German_Empire) battle World_War_I.
- 19th_Fighter_Squadron battle World_War_I.
- 19th_King_George's_Own_Lancers battle World_War_I.
- 19th_Mounted_Brigade_(United_Kingdom) battle World_War_I.
- 19th_Punjabis battle World_War_I.
- 19th_Reserve_Division_(German_Empire) battle World_War_I.
- 1_Gorkha_Rifles battle World_War_I.
- 1_Medical_Battalion_Group battle World_War_I.
- 1er_R%C3%A9giment_de_Spahis_Marocains battle World_War_I.
- 1st_Alpini_Regiment battle World_War_I.
- 1st_Army_(German_Empire) battle World_War_I.
- 1st_Australian_Wireless_Signal_Squadron battle World_War_I.
- 1st_Battalion,_153rd_Infantry_Regiment_(United_States) battle World_War_I.
- 1st_Battalion,_258th_Field_Artillery_(United_States) battle World_War_I.
- 1st_Battalion,_320th_Field_Artillery_(United_States) battle World_War_I.
- 1st_Battalion_(Australia) battle World_War_I.
- 1st_Battalion_21st_Field_Artillery_Regiment_(United_States) battle World_War_I.
- 1st_Battalion_5th_Marines battle World_War_I.
- 1st_Bavarian_Landwehr_Division_(German_Empire) battle World_War_I.
- 1st_Bavarian_Reserve_Division_(German_Empire) battle World_War_I.
- 1st_Bombardment_Wing battle World_War_I.
- 1st_Brahmans battle World_War_I.
- 1st_Brigade_(Australia) battle World_War_I.
- 1st_Brigade_Combat_Team,_1st_Infantry_Division_(United_States) battle World_War_I.
- 1st_Cavalry_Brigade_(United_Kingdom) battle World_War_I.
- 1st_Cavalry_Division_(German_Empire) battle World_War_I.
- 1st_Cavalry_Division_(United_Kingdom) battle World_War_I.
- 1st_Composite_Mounted_Brigade battle World_War_I.
- 1st_Cuirassier_Regiment_(France) battle World_War_I.
- 1st_Dismounted_Brigade battle World_War_I.
- 1st_Division_(Australia) battle World_War_I.
- 1st_Division_(German_Empire) battle World_War_I.
- 1st_Division_(Portugal) battle World_War_I.
- 1st_Fighter_Wing battle World_War_I.
- 1st_Guards_Infantry_Division_(German_Empire) battle World_War_I.
- 1st_Indian_Cavalry_Division battle World_War_I.
- 1st_Infantry_Division_(United_States) battle World_War_I.
- 1st_Landwehr_Division_(German_Empire) battle World_War_I.
- 1st_Light_Horse_Brigade battle World_War_I.
- 1st_Machine-Gun_Squadron_(New_Zealand) battle World_War_I.
- 1st_Marine_Division_(United_States) battle World_War_I.
- 1st_Mounted_Rifles battle World_War_I.
- 1st_Operations_Group battle World_War_I.
- 1st_Punjab_Regiment battle World_War_I.
- 1st_Reconnaissance_Squadron battle World_War_I.
- 1st_Regiment,_Royal_Australian_Artillery battle World_War_I.
- 1st_Royal_Bavarian_Division battle World_War_I.
- 1st_Royal_New_South_Wales_Lancers battle World_War_I.
- 1st_South_Western_Mounted_Brigade battle World_War_I.
- 201st_Field_Artillery_Regiment battle World_War_I.
- 20_Battery_Royal_Artillery battle World_War_I.
- 20th_Aero_Squadron battle World_War_I.
- 20th_Army_Corps_(Russian_Empire) battle World_War_I.
- 20th_Battalion_(Australia) battle World_War_I.
- 20th_Bomb_Squadron battle World_War_I.
- 20th_Brigade_(United_Kingdom) battle World_War_I.
- 20th_Division_(German_Empire) battle World_War_I.
- 20th_Division_(United_States) battle World_War_I.
- 20th_Duke_of_Cambridge's_Own_Infantry_(Brownlow's_Punjabis) battle World_War_I.
- 20th_Lancers_(British_Indian_Army) battle World_War_I.
- 20th_Lancers_(Pakistan) battle World_War_I.
- 20th_Mounted_Brigade_(United_Kingdom) battle World_War_I.
- 213th_Aero_Squadron battle World_War_I.
- 213th_Area_Support_Group_(United_States) battle World_War_I.
- 21st_Airship_Group battle World_War_I.
- 21st_Battalion_(Australia) battle World_War_I.
- 21st_Division_(German_Empire) battle World_War_I.
- 21st_Kohat_Mountain_Battery_(Frontier_Force) battle World_War_I.