March 21, 1858
1858 battle in Mexico
War in British Columbia
1858 secret agreement between Piedmont-Sardinia and France
1858 series of Japanese treaties
Our Lady of Lourdes — Title of Mary, mother of Jesus, related to her alleged apparitions in Lourdes
1858 treaty between Costa Rica and Nicaragua
1858 battle fought in Washington
Treaty of Aigun — 1858 treaty between Russian Empire and Manchu Chinese Empire
1858 treaty between the United States and the Sisseton and Wahpeton bands of Dakota
1858 Ottoman Wars conflict in Montenegro