What message did Congress send when it closed the Unorganized Territory to slavery?

Ineed a summary over thurgood marshall ! me

Choose the major southeast asian civilizations covered in this chapter. malaysia dai viet monsoon angkor champa

Which best describes the albany plan of union? it was a failed plan to eliminate the colonists’ right to vote. it was a failed plan to unite the american colonies. it was a failed plan to make the colonies independent from britain. it was a failed plan to strengthen individual colonial governments.?