May – After Frederik I's death, a war of succession begins between supporters of the CatholicChristian II and the ProtestantChristian III. The conflict becomes known as theCount's Feud.
16 October – In theBattles of Svenstrup,Skipper Clement's peasant army, re-enforced with professional soldiers from Count Christoffer, defeats the army of the Jutland nobility that had been sent to crush the revolt.
18 December – A royal army led byJohan Rantzau defeats Clement's men atAalborg where they have sort refuge. Clement is captured a few days later.
1535
11 June – In theBattle of Øksnebjerg, on the island ofFunen, Rantzau decisively defeats the rest of Count Christoffer's army.