The Kansas-Nebraska Act allowed each territory to decide the issue of slavery on the basis of popular sovereignty. Kansas with slavery would violate the Missouri Compromise, which had kept the Union from falling apart for the last thirty-four years. The long-standing compromise would have to be repealed
Answer:ask your question clearly first what the hell?
Explanation:
Not:
Invasion of Poland
Nazi-Soviet Non-Agression Pact
Pearl Harbor
Munich Conference
The rest are all associated with WW1
hope this helps
Some examples is the holocaust in 1933 and Armenia 1915