1946 Bihar riots and 1940s; in the 1945 alone, 1,809 riots took place in Uttar Pradesh, and 3,176 riots took place across the country in 1946. On 16 August 1946, the All-India Muslim League proclaimed Direct Action Day in Calcutta, as part of their demand for a separate state for Muslims. Major riots ensued across the city, with 4,000 people being killed. These riots triggered communal violence across the country, including in Bihar. The Noakhali riots that occurred from 10–21 October also provoked violence in Bihar. The trigger for the riots that occurred in June was a dispute concerning a false allegation that
Provinces of Portugal its beginning, a policy of regionalisation of the country, which was written into the 1933 Constitution, creating new provinces, within an executive body, the "juntas de provincia" () and a deliberative body, the "conselhos provinciais" (). Created in 1936, the new provinces did not correspond to the traditional "comarcas" or "provinícias". The new territories were based on studies made by Amorim Girão, a geographer, who divided continental Portugal into 13 ""regiões naturais"" (). The provinces were: These eleven provinces corresponded each to one of the natural regions developed by Amorim Girão, with two exceptions: the natural regions of Trás-os-Montes and