Over 1,000 gladiators died during the Secular Games held by Philip the Arab that commemorated an anniversary of this event.
Plutarch states that the exact hour that this event took place was calculated by the astrologer Lucius Tarutius Firmanus. Over 1,000 gladiators died during the Secular Games held by Philip the Arab that commemorated an anniversary of this event. By multiplying 7 by 35, the consul Varro established a date that was later widely used for establishing when this event occurred. This event titles a 142-book work of history written by a Paduan author that introduced the story of the duel of the Curiatii and the (*)  Horatii (koo-ree-AH-shee  and  ho-RAH-shee)  triplets. Livy's magnum opus is titled for this event, which marks Year Zero on a calendar that used the acronym "Ab Urbe Condita" to keep track of years. April 23, 753 BC, is often said to be the date of, for 10 points, what event, in which an ancient Italian city was born?
Plutarch states that the exact hour that this event took place was calculated by the astrologer Lucius Tarutius Firmanus.
founding  of  Rome  [accept equivalents mentioning the  formation of Rome  or the  formation of the Roman monarchy ; or  Ab  urbe condita  until "Ab" is read; do not accept or prompt on the "founding of the Roman Republic" or the "founding of the Roman empire"] 