Karachi (Urdu: كراچى, Sindhi: ڪراچي) capital of the province of Sindh, is the Financial capital and the largest city of Pakistan,with a metropolitan population usually ranked among the top 5 cities in the world.
Karachi is located on the coast of the Arabian Sea, north-west of the Indus River Delta and has a mild climate. The city is the financial and commercial centre as well as the largest port of the country. spread over 3,530 square kilometers. The city credits its growth to the mixed populations of economic and political migrants and refugees from different national, provincial, linguistic and religious origins who have largely come to settle here permanently. It is locally termed as the City of Lights (روشنیوں کا شہر) for its liveliness and the City of The Quaid (شہرِ قائد), for not only being both the birth and death place of Muhammad Ali Jinnah the founder of Pakistan but also his home after 1947.
Residents and those born in the city are called "Karachiites".