The spark of the the Civil War was?

When Fort Sumter was bombed

Explanation:

The U.S. government under President James Buchanan refused to relinquish its forts that were in territory claimed by the Confederacy. The war itself began on April 12, 1861, when Confederate forces bombarded Fort Sumter, a major U.S. fortress in the harbor of Charleston, South Carolina.

julius caesar turned the roman republic into the roman empire by coming in and taking the "dictator" role during the time of a civil war (elites vs lower classes) winning battles and reputation, then declaring him dictator for life

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health and medicine because people are dying from not being healthy or not strong enough medicine