Decades: 1170s 1180s 1190s 1200s 1210s - 1220s - 1230s 1240s 1250s 1260s 1270s
Years: 1218 1219 1220 1221 1222 - 1223 - 1224 1225 1226 1227 1228
Births
Deaths
... (http://www.constitutional-law.net/general.html) by Professor Joseph E. Magnet, University of Ottawa Bibliography Hogg, P. W., Constitutional law of Canada 4th ...