Haymarket Square Riot (may 4, 1886 – may 4, 1886)
Description:
The Haymarket Square Riot was a violent clash between labor protesters and police in Chicago, sparked by a rally for 8-hour workdays. After a bomb exploded, killing several officers, police opened fire, leading to chaos. Eight anarchists were arrested, with four executed despite weak evidence. The incident fueled fears of radicalism in the labor movement.
Added to timeline:
Date: