What is 1?
{{dablink|This page is about the year 1&nbsp;AD. For the number, see [[1 (number)]].}} {{year nav|1}} {{Year in other calendars}} The year '''1 AD''' ('''[[Roman numeral|I]]''') was a [[common year starting on Saturday]]<ref>{{cite web |url= http://www.calendarhome.com/cgi-bin/tycyear.pl?year=1&change=1&suppresshol= |title=CalendarHome.com - 1 |first= |last= |work=calendarhome.com |year=2011 |access-date=August 3, 2011}}</ref> in the [[Julian calendar]]. The year started on a [[common year starting on Monday|Monday]]<ref>{{cite web |url= http://www.wolframalpha.com/input/?i=year+1 |title=year 1 - Wolfram&#124;Alpha |first= |last= |work=wolframalpha.com |year=2011 |access-date=August 4, 2011}}</ref> in the [[Gregorian calendar]]. It was the first year of the [[1st century]] and [[1st millennium]]. It is one of only seven years to use just one Roman numeral. The seven are '''1 AD''' (I), [[5|5 AD]] (V), [[10|10 AD]] (X), [[50|50 AD]] (L), [[100|100 AD]] (C), [[500|500 AD]] (D), and [[1000|1000 AD]] (M). At the time, it was known as the ''Year of the [[Roman consul|Consulship]] of [[Gaius Caesar|Caesar]] and [[Lucius Aemilius Paullus (consul 1)|Paullus]]''. The denomination 1 for this year has been used since the early [[Middle Ages|medieval period]], when the [[Anno Domini]] [[calendar era]] became the main method in Europe for naming years. The year before this is [[1 BC]] in the widely used Julian calendar. == Events == === By place === ==== Roman Empire ==== [[File:(Toulouse) Tibère - Musée Saint-Raymond Ra 342 b.jpg|thumbnail|A [[statue|bust]] of Tiberius.]] [[File:World in 1 CE.png|thumbnail|The World in year one.]] * [[Tiberius]], under orders of [[Augustus]], stopped revolts in [[Germany]] (1 – [[5]]). * [[Roman Empire|Rome]]: [[Gaius Caesar]] and [[Lucius Aemilius Paullus]] became consuls, M. Herennius Picens replaces Paullus in July . * The poem ''[[Metamorphoses (poem)|Metamorphoses]]'' is written by [[Publius Ovidius Naso|Ovid]]. * The Aqua Alsienta [[aqueduct]] is made in [[Roman Empire|Rome]]. * [[