Open Door policy, statement of principles initiated by the United States in 1899 and 1900 for the protection of equal privileges among countries trading with China and in support of Chinese territorial and administrative integrity.
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In the north of IRAN we find (800 km long and 320 km wide) the Dasht-e-Kavir Desert, being a very arid region with temperatures up to 50 degrees Celsius, in the west the desert borders a salt lake called Darya -ye Namak which is formed of large plates of salt because they evaporate because of the high temperatures of the desert
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