What types of things increased sectionalism in america in the early-mid 1800's?

How did the united states surprise other delegates at the washington naval conference in 1921

Why is julius caesar considered an important roman leader? a. his assassination led to a civil war that ended the roman republic. b. his commitment to justice led to the creation of the twelve tablesc. his support for democracy led to expand voting rights for all romansd. his policies as dictator led to a period of peace known as the pax romana

Nationalsim led to major conflicts following world war1 especially when