On this date in 1873, Puerto Rico abolished slavery. The owners were compensated with 35 million pesetas per slave, and the slaves were required to work another three years. It had been a long process for abolitionists.
For more info:
http://www.enciclopediapr.org/ing/article.cfm?ref=06102001
http://www.loc.gov/rr/hispanic/1898/slaves.html
