Answer:
It was pan-Slavic nationalism that inspired the assassination of Archduke Franz Ferdinand in Sarajevo in June 1914, an event that led directly to the outbreak of World War I
Explanation:
If this hadn't happened the war would have taken longer to form making it more likely that we would join the war earlier on.
Answer:
His innovative financial policies helped overcome the fiscal problems of the Confederacy, and also benefited an economic elite with which he had close ties. Alexander Hamilton conceived of the First Bank of the United States as a way to standardize American currency and cope with national Revolutionary War debt.
That would be the Vice President.
Stricter codes to follow, no liquids above 3 oz., bag checks, body checks, passports needed to fly out of the country etc.