Political parties are organised along ethnic or sectarian lines, and represent the city's Urdu-speakers, Sindhis, Baloch, Pashtuns and Barelvi Sunnis.

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He has no patience for the Sindhis' distrust of the Pakistani state.

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Rural Sindh is populated mainly by Sindhis, but the big cities have been settled largely by mohajirs, Urdu-speaking Muslims who migrated from India.

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The caste origins of India's billionaires are on predictable lines: 28 of the 46 billionaires come from traditional merchant classes ( Banias, Parsis and Sindhis, for example), and a number of them belong to upper caste communities like Brahmins and Khatris.

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