The answer is: To show that representation of all people is require thus we have to follow what the people want, not what we want and to do so we can't have proportional representation.
I think mostly when the prince of austria was assasinatated
Differences between the North and the South were readily apparent well before the American Revolution. Economic, social and political structures differed significantly between the two regions, and these disparities only widened in the 1800s. In 1861, the Civil War erupted between the two sides, and much of the conflict surrounded sectional differences. Once the war ended, Reconstruction lessened some sectional disparities but increased others.
In the history of America's trade and labor unions, the most famous union remains the American Federation of Labor<span> (</span>AFL<span>), founded in 1886 by Samuel Gompers. At its pinnacle, the </span>AFL<span> had approximately 1.4 million members.
</span><span>Because the union did not attempt to organize unskilled workers, it made few gains among new workers during the 1920s, when much of the growth of the economy took place in mass-production industries such as automobiles, rubber, chemicals, and utilities.
Hope this helps! :)</span>