Explanation:

Orissa Province was a province of British India created in April 1936 by the partitioning of the Bihar and Orissa Province. Its territory corresponds with the modern-day State of Odisha. Earlier on 1 April, 1912, Bihar and Orissa were separated from Bengal Province to form the Bihar and Orissa Province. On 1 April 1936, Bihar and Orissa Province was split to form Bihar Province and Orissa Province. Parts of the Ganjam District and the Vizagapatam district of Madras Presidency were transferred to Orissa Province along with portions of the Vizagapatam Hill Tracts Agency and Ganjam Hill Tracts Agency.