Bangladesh

Bengal region, abbreviated as “Bangladesh”, includes Bangladesh and the Indian controlled state of West Bengal. Sometimes it includes the states of Bihar, Tripura, and Odisha in India.
The main residents of this area are Bengalis who speak Bengali. The population of Bangladesh is 164.7 million, and the population of West Bengal is 84.3 million. 66% of people in Bangladesh believe in Islam and 33% believe in Hinduism.

East Bengal, also known as the People’s Republic of Bangladesh in Bengali, is a South Asian country located north of the Gulf of Bengal. A small part of its southeastern mountainous region borders Myanmar, and it is adjacent to India to the east, west, and north. There are also numerous enclaves along the northern border, with a total area of 147570 square kilometers. In June 2015, India and Bangladesh reached a new border agreement, granting Bangladesh 111 enclaves totaling 170 square kilometers, and residents within the enclaves are now free to choose their nationality.
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Why does India support Bangladesh’s independence instead of directly annexing Bangladesh?
The Bengali people are one of the ancient ethnic groups in the South Asian subcontinent. The earliest inhabitants of Bangladesh were the Australians. In 1757, Bangladesh became a province of British India. After the partition of India and Pakistan in 1947, it became part of Pakistan and was known as East Pakistan. In 1971, it gained independence from Pakistan.

Bangladesh has a subtropical monsoon climate, while its coastal areas have a monsoon type tropical grassland climate. The rivers are densely crisscrossed and the river transportation is well-developed. During the rainy season, it is prone to flooding and tropical hurricanes often occur. Mineral deposits include natural gas, coal, titanium, zirconium, etc. Huangma is the main economic source of Bangladesh.
Bangladesh is the most densely populated country in the world and one of the least developed countries in the world

West Bengal, also known as the Indian state of West Bengal, sometimes includes the Indian states of Bihar, Tripura, and Odisha. The main residents of this region are Bengalis who speak the Bengali language. 66% of the population believes in Islam, and 33% believes in Hinduism.
West Bengal is located in the eastern part of the Ganges Plain in India, connected to Odisha, Bihar, Jharkhand, and Nepal to the west, Assam and Bangladesh to the east, Sikkim and Bhutan to the north, and the Bay of Bengal to the south.
West Bengal is divided into 19 counties with an area of 88752 square kilometers and a population of 84.3 million (as of 2003). West Bengal is mainly inhabited by Bengali people, and the main language is Bengali. The capital city Kolkata is the third largest city in India.

The summer temperature is 24-40 ℃, and the winter temperature is 7-26 ℃. The rainy season is from June to September every year, with an average annual rainfall of 1750 millimeters. One corner of Beiling is a mountainous area, while the rest is mostly a plain formed by the alluvial deposits of the lower reaches of the Ganges River, Brahmaputra River, and their tributaries. At an altitude of 12-30 meters, the delta plain is even lower. Important rice, jute, and sugarcane production areas. Both freshwater and marine fisheries are important. Minerals include coal and iron. The lower reaches of the Damodar River are a mining and heavy industry area. Along the Hooghly River is a large industrial area. Industries include jute processing, cotton textile and metal processing, military industry, machinery, etc.