753 B.C. - Rome founded
509 B.C. - Republic created
63 B.C. - Marcus Agrippa born
44 B.C. - Julius Caesar assassinated
33 B.C. - Marcus Agrippa elected as one of the Aediles
27 B.C. - Empire and Pax Romana begin with reign of Augustus
27 B.C. - Pantheon built by Marcus Agrippa
12 B.C. - Marcus Agrippa dies
476 A.D. - Last emperor deposed