Presidencies and provinces of British India joined Pakistan, and 3 (Punjab, Bengal and Assam) were partitioned between India and Pakistan. In 1950, after the new Indian Constitution was adopted, the provinces in India were replaced by redrawn states and union territories. Pakistan, however, retained its five provinces, one of which, East Bengal, was renamed East Pakistan in 1956 and became the independent nation of Bangladesh in 1971. Presidencies and provinces of British India The Provinces of India, earlier Presidencies of India and still earlier, Presidency towns, were the administrative divisions of British governance in the subcontinent. Collectively, they were called British India. In one form or
Migrated provinces, commanderies and counties Migrated provinces, commanderies and counties The migrated provinces, commanderies and counties () were consequence of a special administrative regionalization called qiao zhi () during the Six dynasties era of China. The Shahumyan Province is a modern analogue of their alternative local government, in their infancy. With adoption of tu duan and merger, these nominal subdivisions transitioned to the actual administrative divisions. Since the uprising of the five barbarians, a large number of northern refugees migrated south. These migrants who called "qiao ren (, literally the migrated people)" were the base of the migrated provinces, commanderies, and counties. Bearing northern place