In 1837 there were 12 states that were slave.
There was 13 slave states.
There were 6 slave states by 1790.
13
There were fifteen slave states,
15 slave states and 19 free states during the American Civil War
15 free states
15 out of 34 states were slave states.
15
There were 26 states admitted to the union by January, 1837, the last being Michigan.
There were fifteen slave states,
There were 48 states
There were 12 slave states after the Missouri Compromise and 12 free states.
In America there was 11 free states and 11 slave states, before the compromise.
15 slave states and 19 free states during the American Civil War
15 free states
15 out of 34 states were slave states.
There were many very popular slave states in the history of the United States of America. Georgia was one of these states.
15
That would be 4 Between 1820 and 1850, eight states were added to the Union: Maine (1820), Missouri (1821), Arkansas (1836), Michigan (1837), Florida (1845), Texas (1845), Iowa (1846), and Wisconsin (1848). Maine, Michigan, Iowa, and Wisconsin were free states, while Missouri, Arkansas, Florida, and Texas were slave states. This maintained the balance between free and slave states.
4