The missions of Cardinal Peter of St. Chrysogonus to Toulouse and the Toulousain in 1178, and of Henry of Marcy, cardinal-bishop of Albano, in 1180 – 81, obtained merely momentary successes.

He had vanquished one notable opponent, his Welf cousin, Duke Henry the Lion of Saxony and Bavaria in 1180, but his hopes of restoring the power and prestige of the monarchy seemed unlikely to be met by the end of his life.

In 1180, with the trial of Henry the Lion, Otto I Wittelsbach became Duke of Bavaria and Munich was handed over to the Bishop of Freising.

From 1180 to 1183 the tension between Henry and Richard grew, as King Henry commanded Richard to pay homage to Henry the Young King, but Richard refused.

The duchy was divided up in 1180 when Duke Henry the Lion, Emperor Otto's grandson, refused to follow his cousin, Emperor Frederick Barbarossa, into war in Lombardy.

The system, though ancient, began to become of importance only after the division of the duchy of Saxony on the fall of Henry the Lion, when the archbishop of Cologne, duke of Westphalia from 1180 onwards, placed himself as representative of the emperor at the head of the Fehme.

Count Frederick III ( c. 1139 – c. 1200 ) accompanied Emperor Frederick I Barbrarossa against Henry the Lion in 1180 and through his marriage achieved the enfeoffment with the Burgraviate of Nuremberg by Emperor Henry VI of Hohenstaufen in 1191.

Otto I's son Eckhard I, Count of Scheyern was father to the Count palatine of Bavaria Otto IV ( died 1156 ), whose son Otto was invested with the Duchy of Bavaria in 1180 after the fall of Henry the Lion.

By 1180, Henry had successfully established a powerful and contiguous state comprising Saxony, Bavaria and substantial territories in the north and east of Germany.

Taking advantage of the hostility of other German princes to Henry, Frederick had Henry tried in absentia by a court of bishops and princes in 1180, declared that Imperial law overruled traditional German law, and had Henry stripped of his lands and declared an outlaw.

This march was raised to become a duchy by the Emperor Frederick Barbarossa in 1180 after the fall of Henry the Lion of Bavaria.

Henry the Lion (; 1129 – 6 August 1195 ) was a member of the Welf dynasty and Duke of Saxony, as Henry III, from 1142, and Duke of Bavaria, as Henry XII, from 1156, which duchies he held until 1180.

Taking advantage of the hostility of other German princes to Henry, who had successfully established a powerful and contiguous state comprising Saxony, Bavaria and substantial territories in the north and east of Germany, Frederick had Henry tried in absentia for insubordination by a court of bishops and princes in 1180.

Upon the deposition of the Welf duke Henry the Lion in 1180, the ducal title fell to the House of Ascania, in 1296 the remaining lands were divided into the duchies of Saxe-Wittenberg and Saxe-Lauenburg.

In 1180 Frederick Barbarossa stripped Henry the Lion of his duchies of Saxony and Bavaria.

The chief of the House of Ascania, Otto I, Margrave of Brandenburg, son of Albert the Bear, a maternal cousin of Henry the Lion, provided his sixth brother Bernard, Count of Anhalt, from then on Bernard III, Duke of Saxony, with the from then on so-called younger Duchy of Saxony ( 1180 – 1296 ), a radically belittled territory consisting of three unconnected territories along the river Elbe, from north west to south east, ( 1 ) Hadeln around Otterndorf, ( 2 ) around Lauenburg upon Elbe and ( 3 ) around Wittenberg upon Elbe.

The area was once part of the historic parish of Cadder-originally lands granted by King William the Lion to the Bishop of Glasgow, Jocelin, in 1180.

* Henry the Lion, Son of Henry the Proud ; Duke of Saxony ( 1142 – 1180 ), Duke of Bavaria ( 1156 – 1180 )

While most of the Traungau fell to the Babenberg duchy of Austria upon the deposition of the Bavarian duke Henry the Lion in 1180, the southeastern Ausseerland remained with the newly established Duchy of Styria, which nevertheless from 1192 was held in personal union by the Austrian Babenbergs.

Little is known of his early years, but in 1180 Hermann joined a coalition against Henry the Lion, Duke of Saxony, and with his brother, Landgrave Louis III of Thuringia, suffered a short imprisonment after his defeat at Weissensee by Henry.

* 1180 Henry the Lion for refusing military support to Frederick I, Holy Roman Emperor, against the cities of the Lombard League.

Unlike the name Westphalia, that was perpetuated by the Duchy of Westphalia held by the Archbishops of Cologne, the name Eastphalia gradually fell out of use when the Saxon stem duchy dissolved upon the deposition of Duke Henry the Lion in 1180.

After the Welf duke Henry the Lion was placed under Imperial ban in 1180, Eastphalia was increasingly subdivided into smaller states, foremost the Welf Duchy of Brunswick-Lüneburg and the counties of Anhalt, Wernigerode and Blankenburg as well as the Imperial city of Goslar, but also the ecclesiastical territories of the Archbishopric of Magdeburg, the prince-bishoprics of Hildesheim and Halberstadt and Quedlinburg Abbey.

This dispute had culminated when Henry the Lion was stripped of his duchies in 1180 by Frederick's grandfather, Frederick Barbarossa.

Alexios II Komnenos or Alexius II Comnenus () ( 10 September 1169 – 24 September 1183, Constantinople ), Byzantine emperor ( 1180 – 1183 ), was the son of Emperor Manuel I Komnenos and Maria, daughter of Raymond, prince of Antioch.

In 1180 the Emperor Manuel died and was succeeded by his ten year old son Alexios II, who was under the guardianship of his mother, Empress Maria.

Alexander was born at Hales ( today Halesowen, West Midlands ), Shropshire, England between 1180 and 1186.

Christian was born about 1180 in the Duchy of Pomerania, possibly in the area of Chociwel ( according to Johannes Voigt ).

In fact, Despot was an Imperial title, first used under Manuel I Komnenos ( 1143 – 1180 ) who created it for his appointed heir Alexius-Béla.

After c. 1180 BC, the empire was invaded by the Sea peoples and disintegrated into several independent " Neo-Hittite " city-states, some surviving until the 8th century BC.

Hugh III of Burgundy was expected to come to Jerusalem and marry Sibylla, but Hugh was unable to leave France due to the political unrest there in 1179 – 1180 following the death of Louis VII.

The first Grail romance, Le Conte du Graal, was written around 1180 by Chrétien de Troyes, who came from the same area where the Council of Troyes had officially sanctioned the Templars ' Order.

Moving in the wake of German merchants who were now following the old trading routes of the Vikings, a monk named Meinhard landed at the mouth of the Daugava river in present-day Latvia in 1180 and was made bishop in 1186.

By the judicious use of money, however, Alexander III got him into his power, so that he was deposed in January 1180.

Philip II Augustus (; 21 August 1165 – 14 July 1223 ) was the last King of the Franks from 1180 to 1190, and the first King of France from 1190 until his death.

He was married on 28 April 1180 to Isabelle of Hainaut, who brought the County of Artois as her dowry.

In the spring of 1180, while Saladin was in the area of Safad, anxious to commence a vigorous campaign against the Kingdom of Jerusalem, King Baldwin sent messengers to him with proposals of peace.

At the time, it was known as the Year of the Consulship of Hierus and Ardabur ( or, less frequently, year 1180 Ab urbe condita ).

Year 1180 ( MCLXXX ) was a leap year starting on Tuesday ( link will display the full calendar ) of the Julian calendar.

In 1180 Westphalia was elevated to the rank of a duchy by Emperor Barbarossa.

It came to France in 1180 as a dowry of a Flemish princess, Isabelle of Hainaut, and was again made a separate county in 1237 for Robert,