# Timeline of Piacenza

The following is a timeline of the history of the city of Piacenza in the Emilia-Romagna region of Italy.

## Prior to 18th century

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* 218 BCE – Placentia becomes a Roman colony.
* 205 BCE – Placentia besieged by Carthaginian forces of Hasdrubal.
* 200 BCE – Town sacked by Gaulish forces.
* 187 BCE – Via Aemilia (Ariminum-Placentia road) built.
* 271 CE – The Marcomanni defeat the Aurehan outside the city walls.
* 375 CE – Basilica of Sant'Antonino built.
* 450 CE – Roman Catholic Diocese of Piacenza established (approximate date).
* 546 – "Totila reduced Piacenza by famine."
* 903 – San Savino church construction begins.
* 988 – Piacenza becomes an archbishopric.
* 997 – Piacenza demoted to a bishopric; Emperor Otto III removes the city from the county of Piacenza and gives it to the bishop.
* 1005 – Bishop Siegfried moves San Savino outside the walls and rebuilds it.
* 1107 – San Savino rebuilt in a Romanesque style.
* 1095 – Council of Piacenza a mixed synod of ecclesiastics and laymen.
* 1122 – Piacenza Cathedral construction begins.
* 1167 – Piacenza joins the Lombard League.
* 1183 – Meeting of Lombard League held in Piacenza regarding the Peace of Constance.
* 1226 – Piacenza joins renewed Lombard League.
* 1229 – Piacenza participates in War of the Keys on the side of the pope and the Battle of San Cesario on the side of Bologna.
* 1233 – Piacenza Cathedral construction completed.
* 1235 – Guelph Annals of Piacenza finished.
* 1254 – Scotti (family) [it] in power.
* 1278 – San Francesco church construction begins.
* 1281 – Palazzo Comunale built.
* 1334 – Sant'Anna church built.
* 1400 – Public clock installed (approximate date).
* 1447 – Piacenza taken by forces of Francesco I Sforza.
* 1471 – Hospital built.
* 1475 – Printing press in operation.
* 1499 – San Sisto church construction begins.
* 1512 – Piacenza "occupied by the papal forces."
* 1545 – Duchy of Parma and Piacenza created under Pier Luigi Farnese, Duke of Parma.
* 1558 – Palazzo Farnese construction begins.
* 1620 – Statue of Ranuccio I Farnese erected in the Piazza dei Cavalli.
* 1625 – Statue of Alexander Farnese erected in the Piazza dei Cavalli.

## 18th–19th centuries

* 1738 – Austrians in power per Treaty of Vienna (1738).
* 1746 – 16 June: Austrian-Sardinian and Franco-Spanish conflict fought near city.
* 1748 – Spaniards in power.
* 1796 – Piacenza occupied by French forces.
* 1801 – Piacenza becomes part of the Kingdom of Piedmont-Sardinia per Treaty of Lunéville.
* 1804 – Teatro Municipale (Piacenza) [it] (theatre) opens.
* 1811 – Biblioteca Comunale Passerini-Landi (library) established.
* 1821
** Political unrest.
** Cimitero di Piacenza [it] (cemetery) established.
* 1831 – Political unrest.
* 1848 – 10 May: "Piacenza was the first Italian city to vote for union with Piedmont" during the Revolution of 1848.
* 1859
** Piacenza–Bologna railway begins operating; Piacenza railway station opens.
** Piacenza becomes part of the Kingdom of Piedmont-Sardinia.
** Circondario di Piacenza [it] (provincial district) established.
* 1860 – Alessandria–Piacenza railway begins operating.
* 1861 – Population: 40,582.
* 1867 – Progresso newspaper begins publication.
* 1883 – Libertà newspaper begins publication.

## 20th century

* 1902 – Piacenza tram [it] begins operating.
* 1903 – Museo Civico (museum) founded.
* 1911 – Population: 38,542.
* 1919 – Piacenza Football Club formed.
* 1920 – Stadio comunale di Piacenza [it] (stadium) opens.
* 1932 – Ferrovia Piacenza-Bettola [it] (railway) begins operating.
* 1933 – Piacenza–Cremona railway begins operating.
* 1936 – Population: 64,210.
* 1961 – Population: 88,541.
* 1969 – Stadio Leonardo Garilli (stadium) opens.
* 1981 – Population: 109,039.
* 1994 – Local election held; Giacomo Vaciago [it] (center-left) becomes Mayor. He is the first Mayor elected by direct vote in the history of Piacenza.
* 1995 – Local election held; Dario Squeri [it] (center-left) is elected President of the Province of Piacenza. He is the first President elected by direct vote in the history of Piacenza.
* 1998 – Local election held; the lawyer Gianguido Guidotti [it] (center-right) becomes Mayor. He is the first Mayor of the center-right coalition elected by direct vote in the history of Piacenza. The incumbent Mayor Giacomo Vaciago is the first Mayor to not run for a second final term.
* 1999 – Local election held; Dario Squeri [it] (center-left) is elected re-President of the Province of Piacenza.

## 21st century

* 2000 – La Cronaca newspaper begins publication.
* 2002 – Local election held; Roberto Reggi [it] (center-left) becomes Mayor. The incumbent Mayor Gianguido Guidotti is the first Mayor to lost a run-off in the direct vote.
* 2004 – Local election held; Gian Luigi Boiardi (center-left) is elected President of the Province of Piacenza.
* 2007 – Local election held; Roberto Reggi (center-left) is re-elected Mayor. He is the first incumbent Mayor re-elected by direct vote.
* 2008 – Museo civico di storia naturale di Piacenza (museum) opens in the Fabbrica del Ghiaccio.
* 2009 – Local election held; Massimo Trespidi [it] is elected President of the Province of Piacenza. He is the first President of the center-right elected by direct vote in the history of Piacenza. The incumbent Mayor Gianluigi Boiardi is the first President to lost at the first round in the direct vote.
* 2012 – Local election held; Paolo Dosi (center-left) becomes Mayor.
* 2013
** Piacenza–Cremona railway closed.
** Population: 100,843.
* 2017 – Local election held; the lawyer Patrizia Barbieri (center-right) becomes Mayor. She is the first female Mayor elected by direct vote in the history of Piacenza. The incumbent Mayor Paolo Dosi is the second Mayor to not run for a second final term.