19世纪70年代,英俄两国争霸西亚,又共同支持中亚伊斯兰汗国的军官阿古柏入侵新疆,以喀什葛尔为中心建立“浩罕”汗国。1871年俄国军队占领了伊犁。这时,西北塞防吃紧,东部海防亦有难处。东南方向,日本1874年成立了“台湾都督府”,派遣3600人进犯台湾。面临东西两方面强敌入侵, In the 1870s, Britain and Russia dominated West Asia and jointly supported Agubo, an officer in the Islamic Khanate of Central Asia, invaded Xinjiang and established a “Khan” Khanate with Kashgar as the center. In 1871 Russian troops occupied Ili. At this time, the Northwest blocked the anti-tightness and the eastern coastal defense also had difficulties. Southeast, Japan In 1874, the government of Taiwan was established and 3,600 troops were sent to Taiwan. In the face of invading enemy forces in both the east and west,