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1060 CE 1070 CE 1080 CE 1090 CE 1100 CE 1110 CE 1120 CE 1130 CE 1140 CE 1150 CE 1160 CE 1170 CE 1180 CE 1190 CE 1200 CE 1210 CE 1220 CE
1066 CE: William the Conqueror begins construction of Dover Castle in southern England.
1170 CE - 1189 CE: Henry II extends Dover Castle in southern England, adding outer walls and a keep.
1207 CE - 1214 CE: King John adds towers to the walls of Dover Castle in southern England.
1216 CE: Dover Castle in southern England is unsuccessfully besieged by Prince Louis of France.
1220 CE - 1227 CE: The Constable's Gate is built at Dover Castle, England.