How did nationalism destabilize Austria Hungary and the ottoman Europe?

The berlin wall divided the city, but it represented a larger division. what was it? a. the division between politics and government b. the division between the united states and its western allies c. the division between communist europe and the west the answer is c

The articles of confederation did not allow the government the power to tax or to force the states to do anything. what challenges could this cause

Brainliestttme : ) -what reforms were made in communist china?