:"From 1628 to 1642, French sailors captured slaves on foreign slave ships and brought them into the French colonies. "French settlers also bought slaves from foreign slave ships," Frederic Regent, a historian at Paris' Sorbonne, told Enjeux magazine in 2008.
I believe it is the 1st one but may be the 2nd one.
The idea of equality was radical in the 1700s was because they felt like equality really needed to be found and used. Some people liked and disliked equality and everyone felt different about it.
Brazil and Mexico are the oldest