Mezue ahịrịokwu na-esonụ: Ndị Britain weghaara Qingniwa nwa oge n'oge Agha Opium nke Abụọ na 1858, mana weghachitere ya n'aka ndị China (Qing) na 1860. Port Arthur nke dị n'ọnụ ọnụ Liaodong Peninsula nwetara aha ya n'asụsụ Bekee site n'aha onye agha mmiri nke Royal Navy bụ́ Lieutenant William Arthur, ebe ndị China na-akpọ ya Lüshun. Ọ bụ ezie na China wusiri ike n'ógbè ahụ, nke o kwere ka ya na ndị mba ọzọ na-azụ ahịa, na Agha Mbụ nke China na Japan, Japan meriri ngwa ngwa ndị nchebe ahụ na 21 Nọvemba 1894 na
Agha nke Lüshunkou, na-eme ozugbo ogbugbu Port Arthur. N'ọnwa Eprel afọ 1895, China kwetara na e meriri ha n'Agha Mbụ nke China na Japan, na-enyefe Liaodong Peninsula, Taiwan na Penghu, na-emekwa ọtụtụ nkwekọrịta ndị ọzọ na nkwekọrịta nke Shimonoseki (Eprel 17, 1895).