Short answers, pulled from the story.
Dhaka has an estimated population of 36.6 million, making it the second largest city by population in the world. It is also widely considered the most densely populated built-up urban area on Earth, covering a total area of 270 square kilometres on the Ganges Delta.
Dhaka was renamed Jahangirnagar, meaning the City of Jahangir, by Islam Khan I, the first Mughal governor to reside in the city. The name honoured the reigning Mughal Emperor Jahangir. The name was dropped after the English conquered the region.
At the time of partition in 1947, approximately 58.5% of Dhaka's population was Hindu, and around 85% of all immovable property was owned by Hindus. Following partition, most Hindus fled to West Bengal due to communal violence, adverse government policies, and forced dispossessions. By the 1951 Census of Pakistan, only 11.7% of Dhaka's population was Hindu.
Dhaka became the capital of independent Bangladesh following the Liberation War of 1971. The Pakistan Eastern Command surrendered at the Ramna Race Course in Dhaka on the 16th of December 1971. The Constituent Assembly of Bangladesh formally declared Dhaka the national capital in 1972.
Jamdani is a vividly patterned, sheer cotton fabric traditionally woven on a handloom by craftspeople and apprentices around Dhaka. UNESCO has recognised Jamdani muslin as an intangible cultural heritage of humanity, describing the Jamdani sari as a symbol of identity, dignity, and self-recognition.
The first phase of Dhaka Metro Rail's MRT Line 6, running from Uttara to Agargaon, was inaugurated by Prime Minister Sheikh Hasina on the 28th of December 2022. Before it opened, Dhaka was the largest city in the world without a mass rapid transit system.