Sweden declared independence. Constitutional monarchy established. Russia took Aland Island group from Sweden.
Denmark ceded Norway to Sweden.
The March Unrest, or the Marsoroligheterna, was a series of riots in Stockholm in March 1848, due to news of the French Revolution. As a mob gathered and plundered shops on March 19, the militia fired shots and 18 deaths. The army arrived on March 21 for reinforcement and terminated any further rioting.