Pure lead isa feebly lustrous bluishwhite metal, endowed with a characteristically high degree of softness and plasticity, and almost entirely devoid of elasticity.
It is noteworthy for a splendid ruined mosque built by the Seljuk, Isa Bey II., of Aidin, in 13 7 5, which contains magnificent columns: for a castle, near which lie remains of the pendentives from the cupola of the great cathedral of St John, now deeply buried in its own ruins: and for an aqueduct, Turkish baths and mosque-tombs.
He followed the plan of dividing his empire between his sons, the eldest Mahommed, called Malik al-Kdmil, being his viceroy in Egypt, while al-Muazzam Isa governed Syria, al-Ashraf Musa his eastern and al-Malik al-Aubad Ayyub his northern possessions His attitude towards the Franks was at the first peaceful, but later in his reign he was compelled to adopt more strenuous measures.
Four years later (April 1154) the caliph was murdered by his vizier AbbAs, according to Usgmah, because the caliph had suggested to his favorite, the viziers son, to murder his father; and this was followed by a massacre of the brothers of Zgfir, followed by the raising of his infant son Abul-Qasim Isa to the throne.
The Arab city, the old or round city of Bagdad, was founded by the caliph Mansur of the Abbasid dynasty on the west side of the Tigris just north of the Isa canal in A.D.
In 1895 the chief of Katr (Sheikh Jasim ben Thani), instigated by the Turks, attacked Sheikh Isa of Bahrein, but his fleet of dhows was destroyed by a British gunboat, and Bahrein (like Zanzibar) has since been detached from Oman and placed directly under British protection.