Which of the following was the significance of pax mongolica? select all that apply. silk road trade was protected. mongols battled nomadic invaders. peace led to a flourishing economy. peasant revolts occurred frequently.

When president johnson vetoed a law that would extend the freedmen’s bureau, congress reacted by supporting the veto and closing the freedmen’s bureau. writing a new law to show support for the black codes. overriding the veto and expanding the agency’s powers. drafting a law to prevent african americans from voting.