page_title: Treaty of Aigun
hierarchical_section_title: Treaty of Aigun
caption_attribution_description: English: Manchuria-U.S.S.R. boundary
context_page_description: The Treaty of Aigun was an 1858 treaty between the Russian Empire, and the empire of the Qing Dynasty, the Manchu rulers of China, that established much of the modern border between the Russian Far East and Manchuria, which is now known as Northeast China. It reversed the Treaty of Nerchinsk by transferring the land between the Stanovoy Range and the Amur River from China to the Russian Empire. Russia received over 600,000 square kilometres from Manchuria.
context_section_description: The Treaty of Aigun (Russian: Айгунский договор; traditional Chinese: 璦琿條約; simplified Chinese: 瑷珲条约; pinyin: Àihún Tiáoyuē) was an 1858 treaty between the Russian Empire, and the empire of the Qing Dynasty, the Manchu rulers of China, that established much of the modern border between the Russian Far East and Manchuria (the original homeland of the Manchu people and the Qing Dynasty), which is now known as Northeast China. It reversed the Treaty of Nerchinsk (1689) by transferring the land between the Stanovoy Range and the Amur River from China (Qing Empire) to the Russian Empire. Russia received over 600,000 square kilometres (231,660 sq mi) from Manchuria.
caption: Changes in the Russo-Chinese border in the 17-19th centuries