Important Historical Events of the year 1252, Year 1252 in History

List of 1252 Major News Events in History, Most Important Historical Events in 1252

What happened in the year 1252?

Date Event
May 15, 1252 Pope Innocent IV issues the papal bull ad extirpanda, which authorizes, but also limits, the torture of heretics in the Medieval Inquisition.
June 1, 1252 Alfonso X is proclaimed king of Castile and León.