They claimed that Chinese soldiers had sabotaged the railway, and attacked the Chinese army (which had just executed a Japanese spy). The Chinese army did not fight back because it knew that the Japanese were just wanting an exvuse to invade Manchuria.
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The colonial powers that strove to control Iran because of its geopolitical location were Russia and Britain. Russia controlled the north of the country while the south was under the British. The people tried to constitutionalise their country when the King repeatedly failed to deliver even though he promised to. Twice in the early modern period did Iran try to become a democracy with a constitution and rights for the people. Both times the efforts of the people were thwarted and crushed by external colonial influence. The continued interest of the Colonisers in the oil of Iran meant that they were not willing to let the people have a fair share of say or profit in the way the national resources of the country were used.
The decision to nationalize some important industries impacted Britain's economy by B. forcing the government to prop up industries.
Because the government started supporting these industries, that led to improvements in economy.
