In the years after the revolution in 1774-1804 all the northern states began to abolish slavery through various laws. The Quakers also when they settled Pennsylvania came with the philosophy of acceptance of all and had this in their charter.
Northwest Ordinance of 1787
Northwest Ordinance of 1787.
The first document to ban slavery in a state or territory of the United States was the Northwest Ordinance of 1787. This legislation established a framework for governing the Northwest Territory and explicitly prohibited slavery in the region. It was a significant step toward limiting the expansion of slavery in the early United States. The Northwest Ordinance laid the groundwork for future debates about slavery in newly formed states.
That would be Rhode Island.
Northwest Ordinance of 1787
Northwest Ordinance of 1787.
Emancipation Proclomation
The Abolitionists.
The decleration of independance (:
northwest ordinance
Maryland was the first US state to support slavery.
the first signs of slavery was in Virginia