His death was a major step forward in the campaign to abolish slavery.
Here, too, are stories of early efforts to abolish slavery.
From the 1770s to 1780s, several people developed plans as possible ways of abolishing slavery.
By the early 1800's, every state above Maryland had abolished slavery.
He was a member of the convention which abolished slavery in the state.
The end of the war brought the 13th Amendment, which abolished slavery.
The state was also required to abolish slavery in its new constitution.
It became a symbol in the movement to abolish slavery.
Many expected the new country would live up to its ideals and abolish slavery.
It abolished slavery while still independent, and upon joining the Union became the first state to have done so.