High Quality Content by WIKIPEDIA articles! The British Indian XXXIII Corps was formed in 1942, but disbanded in 1945. The Indian XXXIII Corps is now part of the post-Independence Indian Army. It was not until 1962 that the Corps was reestablished, in order to reduce IV Corps (India)'s area of responsibilities. XXXIII Corps covered Sikkim. The Corps is based in Sukna, North Bengal near the city of Siliguri. Its area of responsibility includes North Bengal, Sikkim and if needed, Bhutan, It comprises three mountain divisions, 17th (Gangtok), 20th (Binaguri), and 27th (Kalimpong). The coat of arms consists of a white horizontal band between two red bands (the standard formation sign background for corps in the Indian Army) with two crossed spears with wings in the foreground.