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In page Western imperialism in Asia:

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British and Russian moves in the Middle East and Central Asia led to a brief confrontation over Afghanistan in the 1870s. In Persia, both nations set up banks to extend their economic influence. The United Kingdom went so far as to invade Tibet, a land subordinate to the Chinese Qing Empire, in 1904, but withdrew when it became clear that Russian influence was insignificant and when Chinese and Tibetan resistance proved tougher than expected.[citation needed]