| 07-09.10.1939: | Raid to intercept Britain - Scandinavia trade together with battleship Gneisenau
, CL Köln
 and destroyers Wilhlem Heidkamp
, Erich Steinbrinck
,  Diether von Roeder
, Max Schulz
,  Paul Jakobi
,  Bernd von Arnim
, Friedrich Ihn
 and Friedrich Eckoldt
 . No results. | 
| 17-18.10.1939: | Mine laying operations together with the destroyers Wilhelm Heidkamp
, Friedrich Eckold
, Diether von Roeder
, Hans Lüdemann
 and Hermann Künne
 against the Humber estuary. | 
| 12-13.11.1939: | Mine laying operations together with the destroyers Wilhelm Heidkamp
,  Hans Lüdemann
 and Hermann Künne
 against the Themse estuary. The returning ships are escorted by the light cruisers Nürnberg
 and Köln
 and the torpedo boats Iltis
, Leopard
, Seeadler
 and Wolf
. | 
| 06-07.01.1940: | Mine laying operations together with the destroyers Friedrich Eckold, Friedrich Ihn, Erich Steinbrinck, Richard Beitzen and Hermann Schoemann
 against the Themse estuary. | 
| 10-11.01.1940: | Mine laying operations together with the destroyers Anton Schmitt
, Wilhlem Heidkamp
, Richard Beitzen
, Friedrich Ihn
 and Friedrich Eckold
 against Newcastle. | 
| 18-20.02.1940: | Wilhlem Heidkamp
 and Karl Galster
 escort  the battleships Scharnhorst
 and Gneisenau
 and the heavy cruiser Admiral Hipper
 during an operation against the Shetland narrow. | 
| 04-10.06.1940: | Participation in "Operation Juno". Together with the destroyers Hans Lody
 , Hermann Schoemann
 and   Erich Steinbrinck
 and the torpedo boats Falke
 and Jaguar
 , the Karl Galster
 escorts the battleships Scharnhorst
 , Gneisenau
 and the cruiser Admiral Hipper
 . | 
| 25-28.07.1940: | Transfer of the damaged Gneisenau
 back to Germany, the battleship is escorted by light cruiser Nürnberg
 and the destroyers Hans Lody
 , Paul Jakobi
 , Friedrich Ihn
 and Karl Galster,
 the torpedo boats Iltis
 , Jaguar
 , Kondor
 , Luchs
 and T5
 . | 
| 14-15.08.1940: | Together with the destroyer Paul Jakobi
 
 and the torpedo boats Falke
, Iltis
, Jaguar
, Kondor
, T5
 and T7
, the Karl Galster
 escorts the mine layers Corba
 , Roland
 and Tanneberg
 while laying the mine field SW2. The mine layers carry 600 mines. | 
| 31.08-02.09.1940: | Mine laying operation SW3. Together with the destroyers Paul Jakobi
 and Erich Steinbrinck
 and the torpedo boats Falke
 , Greif
 , Iltis
 , Jaguar
 , T5
 , T6
 , T7
 and T8
 the  Karl Galster
 escorts the mine layers Corba
 , Roland
 and Tannenberg
 . The mine layers carry about 600 mines. | 
| 06-07.09.1940: | The destroyer Karl Galster
 and the torpedo boats Falke
, Greif
, Ilits
, Jaguar
, Kondor
, T1
, T2
 and T3
 excecute a mine laying operation in the south western North Sea. | 
| 07-08.09.1940: | Mine laying operation SW0: The destroyer Karl Galster
 and the torpedo boat Kondor
 cover the mine laying operation of the mine layers Kaiser
, Togo
 and the torpedo boats Greif
, Falke
 and Iltis
. The mine layers carry 405 mines while the torpedo boats about 1000 explosive buoys. | 
| 09-11.09.1940: | Together with Hans Lody
, Theodor Riedel
, Friedrich Eckold
 and Friedirch Ihn
, Karl Galster
 is sent to Cherbourg. | 
| 19-20.09.1940: | Transfer to Brest. | 
| 28-29.09.1940: | Mine laying operation at Falmouth Bay together with the destroyers Friedrich Eckold, Theodor Riedel
, Hans Lody
, Paul Jakobi
, Friedrich Ihn
 and Erich Steinbrinck
. | 
| 17-18.10.1940: | Operation against the Bristol Channel together with the destroyers Friedrich Ihn
, Erick Steinbrinck
, Hans Lody
 and the torpedo boats Falke
, Greif
, Jaguar
, Kondor
, Seeadler
 and Wolf
. Short engangement with British cruisers and destroyers. | 
| 24-25.11.1940: | Karl Galster
, Richard Beitzen
 and Hans Lody
 operate against Plymouth. One British patrol boat and the transport Appolonia
 are sunk. | 
| 28-29.11.1940: | Karl Galster
, Richard Beitzen
 and Hans Lody
 operate against Plymouth again. Three smaller British ships are sunk, the destroyer Javelin
 is torpedoed. | 
| 05-09.12.1940: | Hans Lody
 and Karl Galster
 return to Germany. | 
| 20-26.05.1941: | Operation Rheinübung: The destroyers Friedrich Eckold
, Hans Lody
, Friedirch Ihn
, Erich Steinbrinck
, Karl Galster
 and Z20
 escort the battleship Bismarck
 and the heavy cruiser Prinz Eugen
 from the Baltic Sea to Trondheim. After that, the destroyers return to Germany. | 
| 10-14.06.1941: | Hans Lody
, Friedrich Eckold
, Karl Galster
, Z23
 and Z24
 escort the damaged cruiser Lützow
 (airborne torpedo hit) back to Germany. | 
| 20-21.06.1941: | Friedrich Eckold, Karl Galster
 and Hermann Schoemann
 are send to Bergen. | 
| 04-11.07.1941: | The 6th destroyer flotilla, consiting of the destroyers Friedrich Eckold
, Karl Galster
, Herman Schoemann
, Richard Beitzen
 and Hans Lody
 are transferred to Kirkenes. | 
| 12-16.07.1941: | Operations of the 6th destroyer flotilla near hte North Cape and Kola: Hans Lody
, Karl Galster
, Hermann Schoemann
, Friedrich Eckold
 and Richard Beitzen
 sink the Russian patrol boats Passat
 and Molotow
. | 
| 22-24.07.1941: | The 6th destroyer flotilla, consiting of the destroyers Friedrich Eckold
, Karl Galster
, Herman Schoemann
, and Richard Beitzen
 operate in the Arctic Sea and sink the Russian patrol boat Meridian
 and one float plane. | 
| 13.08.1941: | Karl Galster
 and Hermann Schoemann
 escort a transport from Kirkenes to Honnigsvaag. | 
| 15-16.08.1941: | Karl Galster
 and Hermann Schoemann
 escort a convoy from Tromsö to Kirkenes. | 
| 18-20.08.1941: | Karl Galster
 and Hermann Schoemann
 escort a convoy from Kirkens to Hamerfest and back. | 
| 21-22.08.1941: | Karl Galster
 and Hermann Schoemann
 escort a convoy from Kirkens to Tromsö. | 
| 23-26.08.1941: | Karl Galster
 and Friedrich Eckold
 escort a convoy from Tromsö to Kirkenes. | 
| 28-29.08.1941: | Karl Galster
 and Friedrich Eckold
 escort a convoy from Kirkenes to Tromsö. | 
| 30.08.1941: | Karl Galster
 escort a convoy from Tromsö to Loppa. | 
| 31.08-02.09.1941: | Karl Galster
 escort a convoy from Loppa to Tromsö. | 
| 02-03.09.1941: | Karl Galster
 escort a convoy from Tromsö to Kirkenes. | 
| 03-04.09.1941: | Karl Galster
 and Hans Lody
 escort a troop transport from Tromsö to Kirkenes. | 
| 16-17.09.1941: | Hans Lody
, Friedrich Eckold
 and Karl Galster
 escort a convoy from Kirkenes to Honnigsvaag. | 
| 17-19.09.1941: | Karl Galster
 escorts a convoy from Ofotfjord to Kirkenes. | 
| 26-27.09.1941: | Karl Galster
 and Friedrich Eckold
 escort a convoy from Hammerfest to Kirkenes. | 
| 12.10.1941: | Karl Galster
 and Friedrich Eckold
 escort a convoy from Kirkenes to Tromsö. | 
| 13-14.10.1941: | Karl Galster
 escorts a convoy from Tromsö to Kirkenes. | 
| 17-18.10.1941: | Karl Galster
 escorts a convoy from Kirkenes to Tromsö. | 
| 19-22.10.1941: | Karl Galster
 escorts the damaged destroyer Friedrich Eckold
 (ramming) to Trondheim. | 
| 22-30.11.1941: | The destroyer is sent back to Germany. | 
| 11-14.06.1942: | The destroyers Karl Galster
 and Theodor Riedel
 are sent to Norway. | 
| 03-06.07.1942: | Operation Rösselsprung: In a major operation of the battleship Tirpitz
 and the heavy cruisers Admiral Scheer
, Lützow
 and Admiral Hipper
 against the allied convoy PQ17, several destroyers and torpedo boats escort the capital ships: Friedrich Ihn
, Hans Lody
, Karl Galster
, Theodor Riedel
, Richard Beitzen
, Friedrich Eckoldt
, Erich Steinbrinck
, Z24
, Z27
, Z28
, Z29
, Z30
, T7
 and T15
. The operation is cancelled, but the convoy is heaviely attacked by U-boats and the Luftwaffe.
 Karl Galster
 had to quit the operation early after running aground.
 | 
| 12-15.07.1942: | The destroyer returns to Germany. | 
| : | To be continuned.... |