Oberkommando des Heeres (OKH)

Oberkommando des Heeres (OKH)
Name	Oberkommando des Heeres
Dates	1935–1945
Country	Nazi Germany
Branch	Heer
Type	High command
Garrison	Berlin
Notable commanders	Werner von Fritsch, Walther von Brauchitsch, Friedrich Paulus, Heinz Guderian, Gerd von Rundstedt, Erich von Manstein, Albert Kesselring

Oberkommando des Heeres (OKH) was the high command of the German Army during the Nazi Germany period, responsible for strategic direction, operational planning, and administrative oversight for land forces on the Eastern Front and, at times, more broadly across Europe. It coexisted with the OKW and the Reich Ministry of War structures, provoking institutional rivalry that shaped wartime decision-making. The OKH played a central role in planning and executing major campaigns from the Invasion of Poland through the Operation Barbarossa and the Battle of Stalingrad.

History and formation

The OKH emerged from the pre-1935 reorganization of the Reichswehr into the Wehrmacht following the Nazi rise to power and the Gleichschaltung of military institutions. Successors to the Reich Ministry of War and the Truppenamt staff, the OKH formalized in the mid-1930s under figures like Werner von Fritsch and later Walther von Brauchitsch. The institution’s evolution was impacted by events including the Blomberg–Fritsch Affair, the Night of the Long Knives, and Hitler’s appointment as Führer which altered command prerogatives amid tensions with the OKL and Kriegsmarine. Early campaigns such as Poland 1939 and the Battle of France tested doctrines developed by General Staff officers influenced by theorists like Clausewitz and veterans of the First World War such as Erich Ludendorff and Paul von Hindenburg.

Organization and command structure

The OKH comprised a General Staff (Chef des Generalstabs), branch chiefs, and departments for operations, intelligence, organization, and logistics, drawing personnel from the General Staff tradition. Key offices included the Operations Branch (Ia), the Intelligence Branch (Ic), and the Training Branch (II). Command relationships linked the OKH to army groups such as Heeresgruppe Mitte, Heeresgruppe Süd, and Heeresgruppe Nord, and to subordinate formations including the Panzergruppen and infantry corps like XXXX Armeekorps. The formal commander-in-chief of the army alternated among senior figures including Walther von Brauchitsch and Wilhelm Keitel as liaison with the OKW. Organizational changes after 1941 redefined authority when strategic control of Western fronts shifted to the OKW.

Responsibilities and relationship with OKW and Wehrmacht

The OKH held primary responsibility for planning and conducting land campaigns, overseeing operational directives for eastern operations, and managing mobilization, training, and doctrine for the Heer. Its relationship with OKW was marked by overlapping jurisdictions: the OKW, led by figures like Wilhelm Keitel and Alfred Jodl, increasingly centralized strategic command and managed theaters outside the Eastern Front, while the OKH retained de facto control over the Eastern Front. High-profile disputes involved Adolf Hitler’s assumption of direct operational command, interventions by Heinrich Himmler and the Waffen-SS, and tensions with commanders such as Gerd von Rundstedt and Erwin Rommel when coordinating joint operations like Operation Market Garden and Case Blue.

Major operations and campaigns

The OKH planned and directed major operations including the Poland campaign, Battle of France, Operation Barbarossa, Case Blue, Battle of Kursk, Battle of Stalingrad, and defensive operations such as Vistula–Oder, and the final Battle of Berlin. Campaign planning involved coordination with panzer formations like Heinz Guderian’s XIX Panzer Corps, corps commanders including Erich Hoepner, and theater command under army group commanders like Fedor von Bock and Walther Model. The OKH’s conduct of Operation Barbarossa and subsequent campaigns on the Eastern Front led to catastrophic defeats at Moscow, Stalingrad, and Kursk that shifted momentum to the Red Army.

Personnel and key commanders

Senior OKH figures included Chiefs of Staff such as Franz Halder, operational chiefs like Heinz Guderian, and commanders-in-chief including Walther von Brauchitsch, Friedrich Paulus, Gerd von Rundstedt, and Georg von Küchler. Other influential staff and officers were Erich von Manstein, Hans von Seeckt (earlier influence), Paul Hausser, Johannes Blaskowitz, Leonhard Kaupisch, and intelligence figures connected to the Abwehr like Wilhelm Canaris. Political actors interacting with OKH leadership included Adolf Hitler, Hermann Göring, and Heinrich Himmler.

Logistics, training, and doctrine

The OKH managed mobilization, conscription, training centers, and doctrinal development influenced by prewar maneuvers and theorists such as Heinz Guderian (blitzkrieg concepts), Erwin Rommel (tactical maneuver), and legacy doctrine from the Schlieffen Plan era. Training institutions included the Kriegsschule system and officer selection via the General Staff pipeline. Logistics coordination with agencies like the Reichsautobahn planners, supply services, and the Wehrmachtversorgung apparatus struggled under partisan warfare, Soviet scorched-earth tactics, and industrial constraints imposed by Allied strategic bombing and Luftwaffe priorities.

Legacy, postwar assessment, and historiography

Postwar assessments by historians such as David Glantz, Richard Overy, John Erickson, Antony Beevor, and Gerhard Weinberg have debated the OKH’s operational competence, structural rivalries with OKW, complicity in criminal policies including the Commissar Order and war crimes in the Holocaust, and its role in strategic failures. Nuremberg-related documents and testimonies touched on OKH officials; trials involved figures like Wilhelm Keitel and Alfred Jodl. Revisionist and institutionalist scholarship—drawing on archives including the Bundesarchiv and captured files studied at places like NARA—has explored continuity from the Reichswehr and the impact of Hitler’s leadership style. The OKH remains central to studies of leadership, civil-military relations, and operational art in World War II military history.

Category:German High Command