Massachusetts was the first U.S. state to abolish slavery, in a 1783 judicial interpretation of its 1780 constitution.
They both abolished slavery
No state abolished slavery during the Revolutionary War. Massachusetts via its Constitution of 1780 did not recognize slavery and thusly "abolished" it, but no state abolished slavery as far as I can see before or "around the time" of the Revolutionary War.
Amendment 13 abolished slavery.
slavery was abolished in 1834
Mexico abolished slavery
Pennsylvania and Massachusetts
They both abolished slavery
They both abolished slavery
Vermont and Massachusetts
No state abolished slavery during the Revolutionary War. Massachusetts via its Constitution of 1780 did not recognize slavery and thusly "abolished" it, but no state abolished slavery as far as I can see before or "around the time" of the Revolutionary War.
The thirteenth amendment abolished slavery.
vermont and massachusetts
Slavery in Massachusetts was abolished after the Civil War ended in 1865. Even though it wasn't formally abolished until 1865 slavery had ended voluntarily in the state much earlier.
In the Confederate States of America, after they had lost the war to the USA. Abraham Lincoln had signed the Emancipation Proclamation, and that freed just the slaves in the states that had been fighting the Northern States.
Amendment 13 abolished slavery.
slavery was abolished in 1834
the 13th amendment abolished slavery