Karachi is the largest city in Pakistan and ranks as the 11th largest city globally, with a population exceeding 20 million people. Located at the southern tip of the country along the Arabian Sea coast, it serves as the capital city of the Sindh province. The city formerly functioned as the national capital of Pakistan from 1947 to 1959.
As a beta-global city, Karachi is the primary industrial and financial hub of Pakistan, boasting an estimated GDP of over $200 billion (PPP) as of 2021. It is recognized as the country's most cosmopolitan metropolitan area, characterized by significant linguistic, ethnic, and religious diversity. Additionally, it is noted for being one of the most progressive and socially liberal cities in the nation.