Why do Bangladeshis make a living by fishing?

Bangladeshis, one of the South Asian nationalities, have a population of about1387,000 (1978), most of which are distributed in Bangladesh and India's West Bengal, Orissa and Bihar, and a few are distributed in Myanmar, Nepal and other places. Bengali is an Indo-European language family with characters based on Sanskrit and Tiancheng alphabet. Bangladesh. Others believe in Hinduism, mainly worshiping the goddess of Galilee, the land god, the dragon god, the village god and the family god.

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Indian scholars believe that the earliest inhabitants of Bangladesh were Asian Austrians. Later, the Mongols who used the Tibeto-Burman language family came in from the northeast, and then the Aryans who mixed with the Darvidas also came in. After a long period of integration, these people gradually formed today's Bangladeshis. There was a unified feudal country in the 9th century. They were colonized by Britain from 1938 to 1957. 1948 to 1947 belong to East Pakistan and India respectively.

Edit the caste system in this paragraph.

Bangladeshis who believe in Hinduism have a caste system, which is divided into four castes: Brahman, Vidi, Gayast and sudra. Brahman caste has the highest social status, followed by Vedic caste. Gayast caste is educated and often occupies a high position, which has produced many social activists and religious leaders, and even many Gayast people wear holy tattoos that only Brahmins can wear. Sudra is the lowest caste in society, including workers, farmers, craftsmen and servants.

Edit the dress habits in this paragraph.

Bangladeshi urban residents like to wear long gowns with collarless and wide sleeves, cloth or silk gowns. Women wear saris, pigtails, flowers and jewels. Muslims are buried after death and Hindus are cremated after death. In recent years, the capitalist economy has developed, but the countryside is mainly a feudal small-scale peasant economy.