Answer:
Crucifixion was never used on a Roman citizen, only the people they conquered
The real causes of World War I included politics, secret alliances, imperialism, and nationalistic pride. However, there was one single event, the assassination of Archduke Ferdinand of Austria, which started a chain of events leading to war.
The Strategic Arms Limitation Treaty (SALT) agreements signed in the 1970s by the United States and the Soviet Union were efforts to "<span>(1) reduce Cold War tensions," since the direct aim was to eliminate large portions of each nation's nuclear arsenal. </span>
The answer is Civil War. It was battled over the subject of national supremacy versus states' rights. It established that the national government was highest or supreme, its sovereignty or dominance derived directly from the people, and therefore the states could not legally separate from the Union.