Ideas of nationalism within its empire particularly threatened "Austria-Hungary" during this time, since German nationalism led people to feel a strong bond with others of German blood and ancestry.
(4) adoption of the Marshall Plan → Cuban missile <span>crisis → fall of the Berlin Wall</span>
The reason the north wanted to end slavery was because they saw the flaw in it. At this point the U.S. was one of the only countries still using slavery. Slavery was the south’s main economic income. 95% to 98% of all goods produced in the south were made by slaves ( textiles and farming). so the south was willing to split into another country to be able to keep their slaves.