Ordinary Saltpetre or Potassium Nitrate, KN03, occurs, mingled with other nitrates, on the surface and in the superficial layers of the soil in many countries, especially in certain parts of India, Persia, Arabia and Spain.
Possibly the rulers of Babylon had a freer hand in a city that they apparently raised to a dominant position than the Semitic rulers of Asshur, who seem to have succeeded to men of the stock which we have hitherto called Mitanni, if we may judge ' On the theory that it was climatic changes in Arabia that drove the Semites to seek new homes along the route mentioned above, see L.
The former was decapitated, the latter was sent to Khorasan, the revolt in Arabia was quickly suppressed, and peace seemed within reach.
The dugong (Halicore) is distributed in different colonies, at present isolated, throughout the Indian Ocean from Arabia to North Australia; while the Rhytina or northern sea-cow was, for some time before its extinction, limited to a single island in the extreme north of the Pacific Ocean.
Burckhardt had hoped in 1815 that the advance of the Egyptian expedition would have given him the opportunity to see something of Nejd, but he had already left Arabia before the overthrow of the Wahhabi power by Ibrahim Pasha had opened Nejd to travellers from Hejaz, and though several European officers accompanied the expedition, none of them left any record of his experience.
Islam is paramount in Turkey, Persia, Arabia and Afghanistan.
They broke up into many sects, and were long a disturbing political force in Arabia as elsewhere.
The power of the foreigner in Arabia was broken..
Generally, however, the Cretaceous beds do not appear, and the greater part of southern Arabia seems to be formed of Alveolina and nummulite limestones of Tertiary age.
Yet so long as the caliphs lived in Medina, the capital of Arabia was the capital of the expanding Arabian empire.