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The open door policy was received with almost universal approval in the united states and for more than 40 years it was a cornerstone of america foreign policy in east Asia.
Answer: True
Explanation: Concessions by the Persian government in the Qajar period included grants of political and extraterritorial rights to the Russian and British governments, as well as monopolies, contracts, and licenses to British and Russian citizens and companies to carry on specific economic activities on Persian territory.
