 Pedzisa mutsara unotevera: Muna 1857 Rigault de Genouilly akafamba nechikepe chechikepe Némésis kuti apinde muzvikepe zvengarava zvakaunganidzwa naAdmiral Léonard Charner nokuda kweHondo yeOpium yeChipiri, uye akaiswa mukutonga kwechikamu chehondo cheFrance. Munguva yehondo iyi akabatanidzwa mukukombwa kweMacau uye akatora kutorwa kweCanton. 