Karachi (/kəˈrɑːtʃi/; Urdu: کراچی; Sindhi: ڪراچي; ALA-LC: Karācī, IPA: [kəˈraːtʃi]) is the most populous city in Pakistan and one of the most populous cities in the world, with a population of over 20 million. It is situated at the southern tip of the country along the Arabian Sea coast. It is the former capital of Pakistan and capital of the province of Sindh. Ranked as a beta-global city, it is Pakistan's premier industrial and financial centre, with an estimated GDP of over $200 billion (PPP) as of 2021. Karachi paid $9billion (25% of whole country) as tax during fiscal year July 2021 to May 2022 according to FBR report. Karachi is Pakistan's most cosmopolitan city, linguistically, ethnically, and religiously diverse, as well as one of Pakistan's most secular and socially liberal cit