It is very much hard to answer.
It was mainly because of how the North and the South of America had different lifestyles and economy's. You would be surprised to know that the Democratic party back then supported Slavery and the republicans dint support Slavery.
Plain Answer: Because of Slavery, Way of Life and Different Economy. The Democratic Party would do anything to keep themselves supported.
Gerald Ford both times it happened in California
The league of Nations, I believe.
Russia because it had Japanese navy men attack
Answer:
France overthrew a monarchy and eradicated inequality, while Haiti completely divorced itself from its prior society. This task was similar to that of the American Revolution, the task of fighting for Independence. The years of revolution in Haiti and France created new societies with new capabilities.
Explanation:
he Haitian Revolution had many international repercussions. It ended Napoleon's attempts to create a French empire in the Western Hemisphere and arguably caused France to decide to sell its North American holdings to the United Statesthus enabling the expansion of slavery into that territory.