Biography -- History -- Muslims -- 6 Biography 5 Islam -- 4 Caliphs -- 3 Explorers -- 3 more ... Sufis -- 3 Sufism -- 3 Baseball -- 2 Diplomats -- 2 Foreign relations -- 2 Islamic Empire -- 2 Lexicographers -- 2 Linguistics -- 2 Linguists -- 2 Officials and employees -- 2 Politics and government -- 2 Scholars -- 2 Sultan -- 2 Ulama -- 2 World War, 1939-1945 -- 2 622-661 1 Ambassadors -- 1 Arabs -- 1 Art, American -- 1 Astronomers -- 1 Astronomy -- 1 Authors, Arab -- 1 Authors, French -- 1 less ...