II Corps - Australia - was created in 1942.
II Corps - United States - ended in 1945.
Polish II Corps in Russia ended in 1918.
II ANZAC Corps was created in 1916.
II Canadian Corps was created in 1943.
Officially called Military Regions I, II, III, and IV; aka I Corps, II Corps, III Corps, and IV Corps. I Corps was near the DMZ, II Corps was the Highlands, III Corps Saigon AO (Area of Operations), and IV Corps was the Mekong Delta.
The II corps, which split into the II and III corps after he died.
II Corps - United States - was created in 1918.
Polish II Corps in Russia was created in 1917.
II Army Corps - Greece - was created in 1914.
Canadian Corps - World War II - was created in 1940.
You can not grow "corps" - you can however serve in one.