- Second World War (1939-1945)
- General der Artillerie (Lieutenant-General of Artillerie)
- Kommandierender General VII.Armee-Korps / 2.Armee / Heeresgruppe B
- Awarded on:
- February 1st, 1943
General der Artillerie Hell and his VII. Armee-Korps were involved in fierce defensive battles around Voronezh starting in the summer of 1942, however they managed to repel all enemy offensives while destroying a total of about 1000 Soviet tanks. In February 1943 Hell would lead his men to their new positions further west successfully during a hard fighting retreat that saw them break through Soviet encirclements twice. Hell would be awarded the Knight’s Cross in recognition of his leadership accomplishments during these battles.