How did the ancient Greece monarch keep their power

When a king died, another leader was selected to take his place. Over time, however, kings demanded that, after their death, their power be passed on to their children—usually to the oldest son. This is how monarchy governments continued to operate, and it is how most monarchies remaining today operate.

Explanation:

Basically they switched out the king's to keep power

answer; the period of time known as the middle ages;

answer: secession

secession, as it applies to the outbreak of the american civil war, comprises the series of events that began on december 20, 1860, and extended through june 8 of the next year when eleven states in the lower and upper south severed their ties with the union. the first seven seceding states of the lower south set up a provisional government at montgomery, alabama. after hostilities began at fort sumter in charleston harbor on april 12, 1861, the border states of virginia, arkansas, tennessee, and north carolina joined the new government, which then moved its capital to richmond, virginia. the union was thus divided approximately on geographic lines. twenty-one northern and border states retained the style and title of the united states, while the eleven slave states adopted the nomenclature of the confederate states of america.

explanation: