1538 in History
January 27 States of Gelderland accepts Willem van Kleef as viceroy
February 24 King Ferdinand of Austria and King Janos Zapolyai of Hungary sign Peace of Grosswardein
April 9 Danish king Christian III enters Schmalkaldische Union
May 26 Geneve throws out Calvijn
June 10 Catholic German monarchy signs League of Neurenberg
June 18 Treaty of Nice: ends war between Emperor Charles V and King French I
July 15 Peace talks between Karel and King Francois I
September 28 Battle at Preveza: Turkish fleet under Barbarossa beats Spanish
December 16 King Francois I orders renewed pursuit of Protestants
December 17 Pope Paul III excommunicated England's King Henry VIII