1969 Event British House of Commons votes 343-185 abolishing the death penalty 1962 Event Saudi Arabia proclaims abolishing slavery 1901 Event SDAP demands general voting right/abolishing First Chamber 1888 Event Princess Isabel of Brazil signs "Lei Aurea" abolishing slavery 1865 Event 13th Amendment is ratified, abolishing slavery 1865 Event Tennessee adopts a new constitution abolishing slavery 1865 Event Congress passes 13th Amendment, abolishing slavery in America (121-24) 1788 Event English parliament accepts abolishing of slave trade 1777 Event Vermont becomes 1st state abolishing slavery, adopts male suffrage