Octavian initially gained power and recognition by cultivating friendships with men such as Cicero, and the two consuls, Pansa and Hirtius. After some recognition, he engaged in a series of sharp political moves and became a member of the second triumvirate. His portion of the empire was Italy and surrounding areas so he was able to consolidate his power and eventually win the civil war against Mark Antony.
Hadrian gained control of Rome by force
He won new lands and great wealth for rome
3 wives.
They fear that Caesar will gain too much power, and become king of Rome.
Octavian gained power in Rome by clever political moves, his military victories, especially over the pirates led by Sextus Pompey, and his propaganda against Marc Antony.
It gained control of the Western Mediterranean and a foothold in the Eastern Mediterranean.
It did become the dominant power in the Italian pensula, however this had to an Italian cities uprising 92-88 BCE when Rome refused to shate power with them. The upshot was Rome took Italians into citizenship, partnership and equality.
Cleopatra was a greedy, ambitious, power hungry person. Her ambition was to rule Rome and gain more territories.
Generally power is expressed in watts. The gain is the ratio of the output power to the input power. Gain = (output power)/(input power) if the gain is expressed in terms of log(base10) it is known as Decibel power gain Decibel power gain = Log10(Gain)dB if 1milliwatt power is taken as reference then Decibel power gain = Log10(Output power/1 milliwatt)dBm
You need to specify what 'these' refers to.
At about 600 BC, a group of people called the Etruscans took power in Rome. At about 509 BC, the Romans revolted and drove the Etruscans out of power in Rome, but did adopt some of their ideas, such as the Greek Alphabet, which the Etruscans adopted from the Greeks.
Rome was at its peak of its power during the reign of Augustus.