The Treaty of San Ildefonso was an agreement between France and Spain where Spain gave back the colonial territory of Louisiana to France. It gave the French most of the Missisipi river, and new Orleans, which denied the U.S The Gulf of Mexico. I hope I could help! :D
<span>The fugitive slave act was the act of legislature that renewed Lincoln's passion against slavery. This act held northerners accountable for returning runaway slaves, and if they did not return them to their owners, it was punishable by prison and fines.</span>
