She ascended the Egyptian throne after her father, Ptolemy Xll Auletes died in 51 BC. Cleopatra which was seventeen at the time and her brother Ptolemy Xlll, which was twelve, were married because of the terms of her fathers will. They then ruled Egypt together. In the third year of their reign Ptolemy's advisers told him that he should rule Egypt by himself. So, because of this he drove Cleopatra into exile. Cleopatra then escaped to Syria. She then returned with an army. Ptolemy sent an army to meet with her. At this point, Julius Caesar of Rome arrived in pursuit of an enemy, who was seeking help from Ptolemy. Cleopatra had to roll herself up in a rug so that she wouldn't get killed while entering Egypt. If she hadn't hidden herself she would have been killed. When she unrolled herself in front of Caesar he fell in love with her right away.Caesar had to choose which of the Egyptian rulers to help keep the throne. Of course he chose Cleopatra. He then became Cleopatra's lover. In 47 BC Ptolemy Xlll drowned in the Nile while trying to escape, and Caesar then restored Cleopatra to her throne.
After her older brother Ptolemy Xlll was died, Cleopatra was then forced by custom to marry her youngest brother Ptolemy XlV, which was about eleven at the time. After Cleopatra and Ptolemy XlV were settled on their joint government basis, she and Caesar went on a two-month cruise on the Nile. It is said that it was then she became pregnant,