Abd-er-Rahman The Just
Abd-er-Rahman established a new capital at Al Fashir, meaning "the capital", in 1790. The capital had formerly been moved from place to place then at another location called Kobb. During his reign Abd-er-Rahman, surnamed el-Rashid or the Just, Napoleon Bonaparte was campaigning in Egypt. In 1799 Abd-er-Rahman wrote to congratulate the French general on his defeat of the Mamluks. Bonaparte replied by asking the sultan to send him by the next caravan 2000 black slaves upwards of sixteen years old, strong and vigorous.
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