The Roman expansion in Italy covers a series of conflicts in which Rome grew from being a small Italian city-state to be the ruler of the Italian peninsula.
"Russian Bolsheviks, under Vladimir Lenin's leadership, toppled the provisional government" is what led the United States to justify its involvement in World War I as a fight for democracy, since the Bolsheviks were communist.
"(3) New technology was developed during the <span>Neolithic Revolution" is the best option from the list regarding a fact over an opinion, but it should be noted that 2 could also be fact. </span>