18th Division or 18th Infantry Division may refer to:

Infantry divisions

18th Infantry Division (France) The 18th Infantry Division () was a French Army formation during World War I and World War II. World War I It commanded the 32nd, 66th and 77th Infantry Regiments for the entirety of the war, as well as the 135th Infantry regiment (until early 19 ...

18th Infantry Division (Wehrmacht) The 18th Infantry Division () was formed on 1 October 1934 as Infantry Command III (Infanterieführer III) in Legnica, Liegnitz and renamed the 18th Infantry Division on 15 October 1935. Mobilized in August 1939, it participated in the Invasion ...

, Germany *

18th Division (German Empire) The 18th Division (''18. Division'') was a unit of the Prussian/German Army. It was formed on October 11, 1866, and was headquartered in Flensburg. The division was subordinated in peacetime to the IX Army Corps (''IX. Armeekorps''). The divisi ...

18th Reserve Division (German Empire) The 18th Reserve Division (''18. Reserve-Division'') was a unit of the Imperial German Army in World War I. The division was formed on mobilization of the German Army in August 1914. The division was disbanded in 1919 during the demobilization o ...

18th Infantry Division (Greece) The 18th Infantry Division (; ''XVIII Merarchia Pezikou'', ''XVIII MP'') was an infantry division of the Hellenic Army The Hellenic Army (, sometimes abbreviated as ΕΣ), formed in 1828, is the army, land force of Greece. The term Names of ...

18th Division (Imperial Japanese Army) The was an infantry division of the Imperial Japanese Army. Its tsūshōgō code name was the . The 18th Division was one of two infantry divisions newly raised by the Imperial Japanese Army immediately after the Russo-Japanese War (1904– ...

18th Indian Division The 18th Indian Division was an infantry division of the British Indian Army that saw active service in the First World War. It took part in the Mesopotamian campaign and formed part of the occupation force for Iraq post-war. The division was ...

, a British Indian Army unit during World War I *

18th Division (North Korea) The 18th Division was a military formation of the Korean People's Army The Korean People's Army (KPA; ) encompasses the combined military forces of North Korea and the armed wing of the Workers' Party of Korea (WPK). The KPA consists of fiv ...

18th Infantry Division (Poland) The 18th Infantry Division () is a division (military), division of the Polish Armed Forces. The division was originally part of Polish Army during the interbellum period, which took part in the Polish September Campaign. Stationed in Łomża and ...

18th Division (South Vietnam) The 18th Division (; Chữ Hán: 師團18) was an infantry division in the III Corps of the Army of the Republic of Vietnam (ARVN). The U.S. Military Assistance Command Vietnam considered the 18th as undisciplined and was well known throughout ...

18th Guards Motor Rifle Division The 18th Guards Insterburg Red Banner Order of Suvorov Motor Rifle Division (), is an active division of the Russian Ground Forces. History The 18th Guards Motor Rifle Division was formed originally as the 133rd Rifle Division at Novosibirs ...

, Russia *

18th Rifle Division (Soviet Union) The 18th Rifle Division was an infantry division of the Soviet Union's Red Army during the Russian Civil War, Polish–Soviet War, Winter War and World War II. The division was formed a total of five times during this period. First Formation T ...

18th (Eastern) Division The 18th (Eastern) Division was an infantry division of the British Army formed in September 1914 during the First World War as part of the K2 Army Group, part of Lord Kitchener's New Armies. From its creation the division trained in England ...

, a United Kingdom division in World War I *

18th Infantry Division (United Kingdom) The 18th Infantry Division was an infantry Division (military), division of the British Army which fought briefly in the Malayan Campaign of the Second World War. In March 1939, after the re-emergence of Germany as a European balance of power, ...

, a World War II division *

39th Infantry Division (United States) The 39th Infantry Division (Delta Division) was an infantry formation of the Army National Guard, originally formed as the 18th Division in 1917. The division consisted of troops from Arkansas, Louisiana, and Mississippi. After training at Camp Be ...

, briefly designated the 18th Division during 1917 *

18th Infantry Division Messina 18 (eighteen) is the natural number following 17 and preceding 19. It is an even composite number. Mathematics 18 is a semiperfect number and an abundant number. It is a largely composite number, as it has 6 divisors and no smaller number has ...

, an Italian unit in World War II

Cavalry divisions

18th Cavalry Division (Soviet Union) The 18th Mountain Cavalry Division was formed in 1936 by renaming the 7th ''Tadzhik'' Mountain Cavalry Division in the Central Asia Military District. Wartime Service 1941 At the beginning of war the division was one of the three Mountain Cavalry ...

Armoured divisions

18th Panzer Division (Wehrmacht) The 18th Panzer Division () was a German World War II armoured division that fought on the Eastern Front from 1941 until its disbandment in 1943. Formation The 18th Panzer Division was formed on 26 October 1940 at Chemnitz from parts of the ...

, Germany *

18th Tank Division (Soviet Union) 18 (eighteen) is the natural number following 17 and preceding 19. It is an even composite number. Mathematics 18 is a semiperfect number and an abundant number. It is a largely composite number, as it has 6 divisors and no smaller number has ...

, part of the 7th Mechanized Corps in World War II *

18th Armoured Division (Syria) The 18th Armoured Division () was one of two autonomous reserve divisions of the Syrian Arab Army prior to the fall of Ba'athist Syria, the other being the 17th Division. The 18th Division is part of the 3rd Corps. It was the smallest conventio ...

Artillery divisions

18th Artillery Division (Wehrmacht) The 18th Artillery Division () was a German artillery division formed during World War II in 1943. Being the first independent mobile artillery force it never raised to its planned strength. The division fought at the Eastern Front, suffered hea ...

, Germany *

18th Machine Gun Artillery Division The 18th Machine Gun Artillery Division is a division of the Russian Ground Forces stationed in Sakhalin Oblast with administration over the Kuril Islands. In 2022 the unit participated in the Russian invasion of Ukraine. First formation ...

, Soviet Union and Russia *

18th Artillery Division (Soviet Union) 18th Division or 18th Infantry Division may refer to: Infantry divisions * 18th Infantry Division (France) * 18th Infantry Division (Wehrmacht), Germany * 18th Division (German Empire) * 18th Reserve Division (German Empire) * 18th Infantry Divi ...

, part of the

42nd Army 4 (four) is a number, numeral and digit. It is the natural number following 3 and preceding 5. It is a square number, the smallest semiprime and composite number, and is considered unlucky in many East Asian cultures. Evolution of the Hi ...

in World War II

Aviation divisions

* 18th Strategic Aerospace Division, United States {{mil-unit-dis