The International Criminal Court unsealed arrest warrants Friday for six men allegedly linked to a brutal Libyan militia blamed for multiple killings and other crimes in a strategically important western town where mass graves were discovered in 2020. Libya has been in political turmoil since a revolution toppled and killed longtime dictator Muammar Gaddafi in 2011. Since then, Libya has been split between rival administrations in the east and the west, each backed by militias and foreign governments. ICC Prosecutor Karim Khan said his investigation has gathered evidence “indicating that Tarhu…