Bihar and Orissa Province Bihar and Orissa Province Bihar and Orissa was a province of British India which included the present-day Indian states of Bihar, Jharkhand, and a part of Odisha. The territories were conquered by the British in the 18th and 19th centuries, and were part of the Bengal Presidency, the largest British province in India. On 22 March 1912 both Bihar and Orissa division were separated from the Bengal Presidency as Bihar and Orissa Province. On 1 April 1936 Bihar and Orissa became separate provinces. In 1756 Bihar was part of Bengal Subah of Mughal Empire while Orissa was a different Subah.
Hajdú-Bihar County Hajdú-Bihar County Hajdú-Bihar (, ; ) is an administrative county (comitatus or megye) in eastern Hungary, on the border with Romania. It shares borders with the Hungarian counties Szabolcs-Szatmár-Bereg, Borsod-Abaúj-Zemplén, Jász-Nagykun-Szolnok and Békés. The capital of Hajdú-Bihar county is Debrecen. Together with Bihor County in Romania it constitutes the Biharia Euroregion. The area of the county does not form a geographical unit; it shares several features with the neighbouring areas: from northeast the sand hills of the Nyírség spread over the county borders. The western part is the Hortobágy National Park ("Puszta"), a large flat area of the country. The