Antipater was a business man, born in Macedonian that had fought for Alexander´s Father, the king Phillip II of MAcedon, and for Alexander as well, when Alexander wanted to face east and conquer Persia, Antipater was left as Greece and Macedonia´s regent, which basically gave him alexander´s powers to rule in his absence, when Alexander died, he kept those powers as regent and ruler.
During the second half of the 1920s, Joseph Stalin set the stage for gaining absolute power by employing police repression against opposition elements within the Communist Party.