Christian II is forced to abdicate as King of Denmark and Norway.

Christian II of Denmark

King of Denmark and Norway (r. 1513–1523), King of Sweden (r. 1520–1521)

Christian II, a monarch under the Kalmar Union, reigned as King of Denmark and Norway from 1513 until 1523. He was briefly King of Sweden from 1520 until 1521. As king of Denmark and Norway, he was concurrently Duke of Schleswig and Holstein in joint rule with his uncle…