Administration in Bihar Bihar and Orissa Province was created separating from Bengal Presidency. In 1936, Bihar and Orrisa Province divided into two new provinces: Bihar Province and Orissa Province. Following Divisions were included in Bihar and Orissa Province when it separated from Bengal Presidency in 1912: On 1 April 1936 Bihar and Orissa Province was divided into two new provinces: Bihar Province and Orissa Province In 1936, Bihar became a separate province including part of Jharkhand. After the independence of India in 1951, Bihar including Jharkhand had 18 districts, and had 55 districts in 1991. In 2000, Bihar again divided into two states:
Bihar County was established between 1020 and 1050, most probably by Stephen I, the first king of Hungary, or possibly by his successor, Peter. According to a version of a royal charter, issued in 1203, mentioned that "the whole Bihar County" was located partly around Bihar and partly around Zaránd (now Zărand in Romania), suggesting that Bihar County had originally included Zaránd County, or at least its territories north of the river Fehér-Körös. An other version of the same charter also mentioned Békés besides Bihar and Zaránd, implying that Bihar County had also included the lands which developed into the separate Békés