17h 45min, may 8, 1820 y - Missouri compromise
Description:
The Missouri Compromise seemed to solve the problem by admitting Missouri as a slave state and Maine as a free state, keeping the number of free and slave states equal. It also divided the rest of the Louisiana Purchase into slave and free territory.
Added to timeline:
Date:
17h 45min, may 8, 1820 y
Now
~ 206 years ago