Answer:
Massachusetts
Daniel Shays
Explanation:
American Revolution left the young country in dept of wealthy merchants. Congress did not have the power to tax and states have to raise taxes to pay their debt. It often leads to crises like that in the case of regions of Massachusetts where farmers unable to pay taxes losing their land. They rebelled under the leadership of Daniel Shay who was a former war veteran. Although the rebellion was failed it exposed the weakness of Congress and the need for a strong federal government.
The Balkan crisis of 1914 led to the ww1. how? the immediate cause of ww1 was the assassination of archduke Ferdinand and his wife in Serbia, a Balkan state that had become autonomous after the firsts Balkan wars a decade earlier. The Balkan wars had resulted to loss of Ottoman powers as well as those of Austria Hungary, in addition to fueling a number of rivalries and tensions. The reason for assassination of the Austrian heir was the Balkan war and nationalistic tensions by Balkans.
D. The colonists began to rapidly expand their settlements westward.
Slave holders, hope this helps. =)