World war ii represents a turning point in modern world history because it

World war 2 represents a turning point in modern world history because it remains the only war to use nuclear weapons in the history of armed conflict.  World War 2 was more advanced in military technology example, aerial bombing and the dropping of the atomic bombs on Hiroshima and Nagasaki killing  129,000–226,000 people, most of whom were civilians.

confederacy: supported slavery, believed states should be able to nullify federal laws, supported low tariffs

union: everything else

to keep us neatruel and not get involved in any wars

he assumed control of treaty negotiations with a hostile power