Short answers, pulled from the story.
Tiberius Claudius Nero stood before the rostra in Rome on 32 BC. He was nine years old when he delivered the eulogy for his biological father while his mother Livia Drusilla prepared to leave him behind.
Augustus demanded that Tiberius divorce Vipsania Agrippina so he could marry Julia the Elder, Augustus's own daughter. This political union required Tiberius to sacrifice his deep love for Vipsania despite their having a son named Drusus Julius Caesar.
Earlier campaigns had seen Tiberius conquer Raetia and discover the sources of the Danube by 15 BC. In 6 BC four legions marched northwest from Carnuntum along the Danube river where Tiberius led forces against the Marcomanni tribe in Germania.
Modern scholars believe myocardial infarction caused death on the 16th of March AD 37 months before his seventy-eighth birthday. Late life brought additional health problems including poor pulse suggesting heart disease and severe acne outbreaks that left scars.
Four authors describe Tiberius's reign in detail: Tacitus, Suetonius, Cassius Dio, and Marcus Velleius Paterculus. Fragmentary evidence remains from Pliny the Elder, Strabo, Seneca the Elder, and Philo of Alexandria.