<P> Death of King Gustav II Adolf of Sweden at the Battle of Lützen, 6 November 1632 </P> <Li> <P> The capture of Rheinfelden by the troops of the Duke of Feria, 1633 </P> </Li> <P> The capture of Rheinfelden by the troops of the Duke of Feria, 1633 </P> <Li> <P> Battle of Rocroi, 1643 </P> </Li>

Who was fighting in the 30 years war