1580 in History
March 15 Spanish king Philip II puts 25,000 gold coins on head of prince Willem of Orange
March 17 Prince Willem of Orange welcomed in Amsterdam
April 11 Drenthe joins Union of Utrecht
June 17 Battle at Hardenberg: Spanish troops beat rebels
June 18 States of Utrecht forbid catholic worship
June 25 Book of Concord, standards of Lutheran Church, 1st published
June 27 Duke van Alva's army occupies Portugal
August 25 Battle of Alcantara, Spain defeats Portugal
September 19 Treaty of Plessis-lez-Tours (Anjou/Dutch States-General)
September 26 Francis Drake with Spanish treasure returns to England
November 9 Spanish troops lands in Ireland
November 26 French Huguenots and Roman Catholics sign peace treaty