Important Historical Events of the year 1227, Year 1227 in History

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List of 1227 Major News Events in History, Most Important Historical Events in 1227

What happened in the year 1227?

Date	Event
September 29, 1227	Frederick II, Holy Roman Emperor, is excommunicated by Pope Gregory IX for his failure to participate in the Crusades during the Investiture Controversy.
November 24, 1227	Gąsawa massacre: At an assembly of Piast dukes at Gąsawa, Polish Prince Leszek the White, Duke Henry the Bearded and others are attacked by assassins while bathing.