Sreemangal Upazila  Sreemangal (, Sylheti: ) is an Upazila of Moulvibazar District in the Sylhet Division of Bangladesh. It is said the name Sreemangal (or Srimangal) is named after Sri Das and Mangal Das; two brothers who settled on the banks of the Hail Haor. A copper plate of Raja Marundanath from the 11th century was found in Kalapur. During an excavation at Lamua, an ancient statue of Ananta Narayan was dug out. In 1454, the Nirmai Shiva Bari was built and still stands today. Srimangal thana was established in 1912. The central town later became a pourashava in 1935. In 1963, two peasants were killed by police officers which kicked off the Balishira peasant riots. During the Bangladesh Liberation War of 1971, the Pakistani army reached Srimangal on 30 April setting houses on fire and committing atrocities against women. The East Pakistan Rifles camp and Wapda office premises were among the two mass killing sites. Two mass graves remain in Bharaura with a memorial in North Bharaura. Sreemangal is located at . It has 43,952 households and total area 450.74 km². It is bordered by Moulvibazar Sadar to the north, Tripura to the south, Kamalganj to the east and Chunarughat, Nabiganj and Bahubal to the west. As of the 1991 Bangladesh census, Sreemangal has a population of 230,889. Males constitute 51.76% of the total population, and females 48.24%. This Upazila's 18+ population is 124,778. Sreemangal has an average literacy rate of 29.8% (7+ years), and the national average of 32.4% literate. Hindus constitute around 50% of the total population making up over one lakh, making it a city with one of the highest concentration of Hindus in Bangladesh. Sreemangal has 9 Unions, 129 Mauzas/Mahallas, and 206 villages. The unions are Mirzapur, Bhunbir, Srimangal, Sindurkhan, Kalapur, Ashidron, Rajghat, Kalighat and Shatgaon. Madhobpur Lake is one of the main tourist attractions in the area, and is home to the Great White-Bellied Heron, the only confirmed site in Bangladesh.