What is Gustav I of Sweden?
{{Infobox royalty | name = Gustav I | succession = [[List of Swedish monarchs|King of Sweden]] | image = Gustav Vasa.jpg | caption = Gustav I portrayed in 1542 by [[Jakob Bincks]]. | reign = {{nowrap|6 June 1523 – 29 September 1560}} | coronation = 6 June 1523 | predecessor = [[Christian II of Denmark|Christian II]] | successor = [[Eric XIV of Sweden|Eric XIV]] | spouse = [[Catherine of Saxe-Lauenburg]]<br>[[Margaret Leijonhufvud]]<br>[[Katarina Stenbock]] | issue = [[Eric XIV of Sweden]]<br>[[John III of Sweden]]<br>[[Katharina Vasa]]<br>[[Princess Cecilia of Sweden|Cecilia, Margravine of Baden-Rodemachern]]<br>[[Magnus, Duke of Östergötland]]<br>[[Anna Maria of Sweden|Anna Maria, Countess Palatine of Veldenz]]<br>[[Princess Sophia of Sweden|Sophia, Duchess of Saxe-Lauenburg]]<br>[[Princess Elizabeth of Sweden|Elizabeth, Duchess Mecklenburg-Gadebusch]]<br>[[Charles IX of Sweden]] | house = [[House of Vasa]] | religion = [[Lutheranism|Lutheran]] [[Christianity]] , formerly [[Roman Catholic Church|Roman Catholic Christianity]] | father = [[Erik Johansson Vasa]] | mother = [[Cecilia Månsdotter|Cecilia Månsdotter Eka]] | birth_date = {{birth date|1496|5|12|df=y}} (assumed) | birth_place = [[Rydboholm Castle]], [[Sweden]] or<br/>[[Lindholmen]], Sweden | death_date = {{Death date and age|1560|9|29|1496|5|12|df=yes}} | death_place = [[Tre Kronor (castle)|Tre Kronor]], Stockholm, Sweden | burial_date = 21 December 1560 | burial_place = [[Uppsala Cathedral]]|signature=Gustav I signature.svg}} '''Gustav I of Sweden''' (born 14 May 1496, died 29 September 1560) was the [[List of Swedish monarchs|King of Sweden]] from 1523 until his death in 1560.<ref>{{cite web|url=http://www.worldstatesmen.org/Sweden.html|title=Sweden|publisher=World Statesmen|language=English|accessdate=19 January 2015}}</ref> During his reign, [[Sweden]] broke relationship with the [[Kalmar Union]] and the [[Roman Catholic Church]]. ==References=