Calendar overview 1178
|Heinrich Borwin I becomes Prince of Mecklenburg .|
|1178 in other calendars|
|Armenian calendar||626/627 (turn of the year July)|
|Buddhist calendar||1721/22 (southern Buddhism); 1720/21 (alternative calculation according to Buddhas Parinirvana )|
|Chinese calendar||64th (65th) cycle|
|Chula Sakarat (Siam, Myanmar) / Dai calendar (Vietnam)||540/541 (turn of the year April)|
|Islamic calendar||573/574 (June 18-19)|
|Jewish calendar||4938/39 (September 13-14)|
|Seleucid era||Babylon: 1488/89 (turn of the year April)
Syria: 1489/90 (turn of the year October)
|Vikram Sambat (Nepalese Calendar)||1234/35 (turn of the year April)|
Politics and world events
Republic of Venice
- April 17th : Orio Mastropiero becomes Doge of Venice . He is the first doge to be elected by 40 electors, the so-called minor consiglio , following the election procedure that was changed under his predecessor Sebastiano Ziani , who died on April 13th .
Holy Roman Empire
- Emperor Friedrich I becomes King of Burgundy .
- Henry the Lion is politically isolated and ostracized .
- Heinrich Borwin I becomes Prince of Mecklenburg .
- Mieszko I becomes Duke of Ratibor .
City rights and first documentary mentions
- First mention of Buchrain , Cormoret , Cortébert , Courtételle , Diesse , Dombresson , Elzach , Enges , Bleibach , Lamboing , Lebendorf , Ligerz , Littau , Prêles , Schlierbach , Simonswald , St. Peterzell , Waldau , Tramelan , Winden im Elztal and Wohlen in Aargau
- Lubin receives the Polish town charter.
- Berthold succeeds Baldwin I , who died on June 18, as Archbishop of Bremen , although he had not yet received the higher orders. He received the regalia from the Emperor Barbarossa , but Pope Alexander III refused him . the confirmation the verification.
- August 29th : Antipope Calixt III. submits to Pope Alexander III. , for which the previous antipope is entrusted with the administration of the church property in Benevento .
- Pope Alexander III subordinates the Cistercian monastery of Salem directly to the Holy See .
- Adelberg Monastery is founded.
- Armand de Périgord , Grand Master of the Templar Order († between 1244 and 1247)
- Reginald de Braose , cambro-Norman nobleman († 1228 )
Date of death secured
- February 17th : Evermod , first bishop of Ratzeburg, apostle of the Wends , saint of the Catholic Church (* around 1100 )
- March 27 : Frowin , abbot of Engelberg Monastery, blessed of the Catholic Church (* before 1141)
- April 13 : Sebastiano Ziani , Doge of Venice (* around 1102 )
- May 27 : Gottfried von Rhenen , Bishop of Utrecht
- May 27th : Werner II. , Abbot in the monastery of St. Blasien in the southern Black Forest
- June 18 : Baldwin I , Archbishop of Bremen
- June 26th : Antelmo di Chignin , prior of the two Carthusians La Grande Chartreuse and La Chartreuse de Portes and Bishop of Belley (* 1107 )
- October 22 : Petrus Comestor , French theologian (* around 1100 )
- December 30th : Pribislav , Lord of Mecklenburg
Exact date of death unknown
- between February and July: Chariton Eugeneiotes , Patriarch of Constantinople