The 10th Army was a World War I

World War I

World War I , which was predominantly called the World War or the Great War from its occurrence until 1939, and the First World War or World War I thereafter, was a major war centred in Europe that began on 28 July 1914 and lasted until 11 November 1918...

 and World War II

World War II

World War II, or the Second World War , was a global conflict lasting from 1939 to 1945, involving most of the world's nations—including all of the great powers—eventually forming two opposing military alliances: the Allies and the Axis...

 field army. During World War I the 10th army was stationed at the Eastern Front against Russia, and occupied Poland and Belorussia at the end of 1918 when the war ended.

The 10th Army was activated on August 6, 1939 with General Walter von Reichenau in command, first seeing service in Poland

Invasion of Poland (1939)

The Invasion of Poland, also known as the September Campaign or 1939 Defensive War in Poland and the Poland Campaign in Germany, was an invasion of Poland by Germany, the Soviet Union, and a small Slovak contingent that marked the start of World War II in Europe...

 until October 10, 1939. It was then renamed 6th Army.

A new 10th army was activated in 1943 as part of the defence of Italy

Italy

Italy , officially the Italian Republic languages]] under the European Charter for Regional or Minority Languages. In each of these, Italy's official name is as follows:;;;;;;;;), is a unitary parliamentary republic in South-Central Europe. To the north it borders France, Switzerland, Austria and...

, seeing action notably in late 1943 and early 1944 along the "Winter Line

Winter Line

The Winter Line was a series of German military fortifications in Italy, constructed during World War II by Organisation Todt. The primary Gustav Line ran across Italy from just north of where the Garigliano River flows into the Tyrrhenian Sea in the west, through the Apennine Mountains to the...

" at the Battle of San Pietro Infine

Battle of San Pietro Infine

The Battle of San Pietro Infine was a major engagement from 8–17 December 1943, in the Italian Campaign of World War II involving Allied Forces attacking from the south against heavily fortified positions of the German "Winter Line" in and around the town of San Pietro Infine, just south of Monte...

 and the Battle of Monte Cassino

Battle of Monte Cassino

The Battle of Monte Cassino was a costly series of four battles during World War II, fought by the Allies against Germans and Italians with the intention of breaking through the Winter Line and seizing Rome.In the beginning of 1944, the western half of the Winter Line was being anchored by Germans...

, before finally surrendering near the Alps

Alps

The Alps is one of the great mountain range systems of Europe, stretching from Austria and Slovenia in the east through Italy, Switzerland, Liechtenstein and Germany to France in the west....

. Among its troops at Cassino were the XIV Panzer Corps and Parachute divisions of the Luftwaffe

Luftwaffe

Luftwaffe is a generic German term for an air force. It is also the official name for two of the four historic German air forces, the Wehrmacht air arm founded in 1935 and disbanded in 1946; and the current Bundeswehr air arm founded in 1956....

.

Commanders

• General Walter von Reichenau (August 6, 1939 - October 10, 1939)
• General Heinrich von Vietinghoff
  Heinrich von Vietinghoff
  Heinrich Gottfried Otto Richard von Vietinghoff genannt Scheel was a German Colonel-General of the German Army during the Second World War....
  
   genannt Scheel (August 15, 1943 - February 14, 1945)
• General Traugott Herr
  Traugott Herr
  Traugott Herr was a German general of Panzer troops who served during World War II. He was also a recipient of the Knight's Cross of the Iron Cross with Oak Leaves and Swords...
  
  (February 15, 1945 - May 2, 1945)