Traditional date (December 25) of birth of Jesus (died about 33) — as assigned by Dionysius Exiguus in his anno Domini era according to most scholars. However, one scholar thinks Dionysius placed the birth of Jesus in year 1. These scholars do not themselves place the birth of Jesus in either year. Both years are derived from Dionysius' ambiguous statement that the consulship of Probus Junior was 525 years since the incarnation of Jesus. The story of his birth in the New Testament implies that he was born in the spring rather during the winter—shepherds would only tend their flocks to protect new-born lambs, which are born in spring.
Births
Deaths
Herod the Great, according to some interpretations of Josephus. However, Josephus also mentioned an eclipse just before Herod's death, which Kepler dated to 4 BC.
See also
Year zero for the different conventions that historians and astronomers use for "BC" years.