Vatican

Year

   0955
     Pope
   0965
     Pope
   0999
     Pope
   1046
     Pope
   1073
     Pope
   1080
     Excommunication of Henry IV
   1162
     Excommunication of Frederick I Barbarossa
   1177
     Excommunication of Frederick I Barbarossa
   1187
     Pope
   1229
     Excommunication of Frederick II
   1230
     Excommunication of Frederick II
   1940
     Peace

Biographies

  Clement II
     Pope
  Clement III
     Pope
  Frederick I Barbarossa
     Excommunication of Frederick I Barbarossa
     Excommunication of Frederick II
  Frederick II
     Excommunication of Frederick I Barbarossa
     Excommunication of Frederick II
  Henry IV
     Excommunication of Henry IV
     Pope
  Hitler, Adolf
     Peace
  John XII
     Pope
  John XIII
     Pope
  Otto III
     Pope

Places

  Vatican
         Pope
         Excommunication of Henry IV
         Excommunication of Frederick I Barbarossa
         Pope
         Excommunication of Frederick II
         Peace

Events

  Excommunication of Frederick I Barbarossa
  Excommunication of Frederick II
  Excommunication of Henry IV
  Peace
  Pope