October 1, 1886
World Chess Championship 1886 — first chess championship, held in the United States
Armed conflict that occurred in 1886 during Geronimo's War
1886 Civil unrest incident in Belfast, Ireland
Anti-Chinese lynchings
1886 treaty between Bulgaria and the Ottomans
Plessy v. Ferguson — 1896 U.S. Supreme Court case on racial segregation
Haymarket affair — aftermath of a bombing that took place at a labor demonstration on Tuesday, May 4, 1886, at Haymarket Square in Chicago
1883 riot of Chinese sailors in Japan