Fourth Army or 4th Army may refer to:

Germany

4th Army (German Empire) The 4th Army (german: 4. Armee / Armeeoberkommando 4 / A.O.K. 4) was an army level command of the German Army in World War I. It was formed on mobilization in August 1914 from the VI Army Inspection. The army was disbanded in 1919 during demob ...

, a World War I field Army *

4th Army (Wehrmacht) The 4th Army () was a field army of the Wehrmacht during World War II. Invasions of Poland and France The 4th Army was activated on 1 August 1939 with General Günther von Kluge in command. It took part in the Invasion of Poland of September 193 ...

, a World War II field army *

4th Panzer Army The 4th Panzer Army (german: 4. Panzerarmee) (operating as Panzer Group 4 (german: 4. Panzergruppe) from its formation on 15 February 1941 to 1 January 1942, when it was redesignated as a full army) was a German panzer formation during World War ...

Russia - Soviet Union

4th Army (Russian Empire) The Russian Fourth Army was a World War I Russian field army that fought on the Eastern Front. Composition At the beginning of the war, the army consisted of: *Field Office (HQ 4th Army) (formed on August 2, 1914 at the headquarters of the K ...

4th Army (RSFSR) The 4th Army was a field army of the Red Army during the Russian Civil War, which was formed 4 times between the beginning of March 1918 and March 1921. History First formation On March 17, 1918, the Second All-Ukrainian Congress of Soviets deci ...

4th Army (Soviet Union) The 4th Army was a Soviet field army of World War II that served on the Eastern front of World War II and in the Caucasus during the Cold War. It was disbanded after the fall of the Soviet Union, with its divisions being withdrawn to Russia and d ...

4th Air Army Fourth or the fourth may refer to: * the ordinal form of the number 4 * ''Fourth'' (album), by Soft Machine, 1971 * Fourth (angle), an ancient astronomical subdivision * Fourth (music), a musical interval * ''The Fourth'' (1972 film), a Sovie ...

, Soviet Union and Russia *

4th Guards Army The 4th Guards Army was an elite Guards field army of the Soviet Union during World War II and the early postwar era. History On April 16, 1943, the Supreme Command ordered the army to be established. On May 5, 1943, the army was formed on t ...

, Soviet Union * 4th Tank Army, Soviet Union

Others

4th Army (Austria-Hungary) The Austro-Hungarian Fourth Army was an Austro-Hungarian field army that fought during World War I. Actions The Austro-Hungarian Fourth Army was formed in August 1914 and deployed on the Russian Front. It remained active there until it was d ...

Fourth Army (Bulgaria) The Bulgarian Fourth Army was a Bulgarian field army during the Balkan Wars, World War I, and World War II. The Balkan Wars (1912 - 13) Balkan War (1912 - 13) In anticipation of the Ottoman Empire counter-offensive, the Bulgarian command on ...

Fourth Army (National Revolutionary Army) The Fourth Army () was a combat command of the National Revolutionary Army involved in the Northern Expedition of the Chinese Civil War. The Fourth Army was commanded by CPC commander Ye Ting. Northern Expedition In September, 1925, Ye Ting was ...

, Republic of China * New Fourth Army, Republic of China * Fourth Army (France) *

Fourth Army (Italy) The 4th Army ( it, 4ª Armata) was a World War I and World War II field army of the Royal Italian Army. World War I During World War I, the 4th Army was positioned between the Asiago plateau and the Carnic Alps. During the Caporetto disaster, it ...

Fourth Army (Japan) The was an army of the Imperial Japanese Army based in Manchukuo from the Russo-Japanese War until the end of World War II. History Russo-Japanese War The Japanese 4th Army was initially raised on June 24, 1904 in the midst of the Russo-Japane ...

Fourth Army (Ottoman Empire) The Fourth Army of the Ottoman Empire ( Turkish: ''Dördüncü Ordu'') was one of the field armies of the Ottoman Army. It was formed in the middle nineteenth century, during Ottoman military reforms. The army did not survive the WWI battles in ...

* Fourth Army (Romania) * Fourth Army (United Kingdom) * Fourth United States Army *

4th Army (Kingdom of Yugoslavia) The 4th Army was a Royal Yugoslav Army formation mobilised prior to the German-led Axis invasion of the Kingdom of Yugoslavia during World War II. It was drawn from the peacetime 4th Army District. When mobilised, it consisted of three divisi ...

Germany

Russia - Soviet Union

Others

See also