Roman Emperor (Principate) Antony's daughter who was also Augustus' niece, Germanicus Julius Caesar. Germanicus married Vipsania Agrippina, Agrippa's daughter by Julia and Tiberius's stepdaughter, and had by her one surviving son, Gaius "Caligula" ("Little Boots"), and a daughter, Julia Agrippina, whose third husband was Germanicus's brother by blood, Claudius (she was his fourth wife); Agrippina had already borne a son, Lucius, whom Claudius adopted under the name Nero"' in 40; Nero married Claudius's daughter Claudia Octavia in 53. The year 69 is often called the "Year of the Four Emperors" because it saw four usurpers successively claim the purple robe. The fourth Emperor,
Agrippina the Elder Caesar, Tiberius Julius Caesar, a child of unknown name (normally referenced as "Ignotus"), Gaius the Elder, the Emperor Caligula (Gaius the Younger), the empress Agrippina the Younger, Julia Drusilla, and Julia Livilla. Only six of his children came of age; Tiberius and the Ignotus died as infants, and Gaius the Elder in his early childhood. Her husband's career in the military began in AD 6, with the Batonian War in Pannonia and Dalmatia. Throughout Germanicus' military career, Agrippina is known to have traveled with her husband and their children. Germanicus' career advanced steadily as he advanced in ranks following the