Operation Regenbogen (Arctic)
| 
 | |
|---|---|
| Drawing of Scharnhorst | |
| Operational scope | Naval operation | 
| Planned by | Kriegsmarine | 
| Objective | Destruction of Convoy JW 51B | 
| Date | Began 30 December 1942 | 
| Executed by | Group Command North | 
Operation Rainbow (Unternehmen Regenbogen) was a 1942 sortie into the Arctic Ocean by warships of the Nazi German Kriegsmarine (German Navy) during the Second World War. The operation culminated in the Battle of the Barents Sea.