Pacal the Great changed the rules of succession in the Mayan civilization by setting the precedent for rule to be passed down through a male relation.
I am positive the answer is D
Let me know if its wrong and ill correct it
The nation that did not attend was Russia.
The slave ship was the means by which nearly 12.5 million enslaved Africans were transported from Africa to the Americas between 1500 and 1866.