1551 in History
March 9 Emperor Karel appoints son Philip as heir to the throne
April 11 English premier John Dudley appointed duke of Northumberland
April 20 John Dudley becomes English Earl Marshal
May 1 Council of Trente resumes
May 12 San Marcos University in Lima Peru, opens
June 8 Pope Julius III excommunicates Duke Ottario Farnese of Parma
July 8 Willem of Orange weds countess Anna van Egmond and Buren
July 19 Treaty of Karlsburg: arch duke Ferdinand of Austria recognized as king of Hungary/Transsylvania
August 14 Turkish fleet under Dragut occupies Tripoli
October 16 English Edward Seymour duke of Somerset re-arrested
December 19 Dutch west coast hit by hurricane