Answer:
assassination of Archduke Franz
Explanation:
Nationalist groups contributed to the weakening of the Ottoman Empire in eastern Europe, by seeking to throw off Muslim rule It was this 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 1
Advanced in political power
Answer you're looking for is A. Disease epidemics during peacetime have resulted in more deaths than history's major wars
A is on edge. And that statement is true