During the reign of Johann Wilhelm (1690-1716) the Electoral residence was moved to Düsseldorf in Berg, before being moved back to Heidelberg in 1718 and then to Mannheim in 1720.
The Electoral residence was moved to Düsseldorf in Berg. This was during the reign of Johann Wilhelm (1690-1716). This was before. The Electoral residence was being moved back to Heidelberg in 1718. This was during the reign of Johann Wilhelm (1690-1716). The Electoral residence was to Mannheim in 1720. This was during the reign of Johann Wilhelm (1690-1716).