Historical Events in Church Annals for April 28:
Queen Isabella of Hainaut weds the King of France Philip II who would organize the 3rd Crusade with Richard the Lion-Heart.
The cornerstone is laid for the Cathedral of Salisbury in England.
The papal troops of Pope Martin IV are defeated as the Sicilian garrisons reach Romagna.
A papal bull which guaranteed protection of the old Roman ruins is issued by Pope Pius II, 210th successor of Peter.
Birth of Edward IV to the Tutor King Henry VI and his wife Margaret of Anjou. Edward would go on to rule as King of England from 1461 until his death in 1483.
The Spanish Conqueror Hernando Cortez captures the Aztec city of Tenochtitian.