* Eudokia Angelina, who married ( 1 ) King Stefan I Prvovenčani of Serbia, then ( 2 ) Emperor Alexios V Doukas, and ( 3 ) Leo Sgouros, ruler of Corinth.

He received some votes in the 1605 conclaves which elected Pope Leo XI, Pope Paul V, and in 1621 when Pope Gregory XV was elected, but only in the second conclave of 1605 was he papabile.

Then the ban was enforced again by Leo V in 815.

Example of the miliaresion silver coins, first struck by Leo III to commemorate the coronation of his son, Constantine V, as co-emperor in 720.

Philip of Burgundy, 57th Bishop of Utrecht ( 1517 – 1524 ), through a family connection with Charles V, Holy Roman Emperor, secured a significant concession from Pope Leo X, granting internal autonomy in both church and temporal affairs for himself and his successors without interference from outside their jurisdictional region.

In 800 Pope Leo III crowned the Frankish ruler Charlemagne as Roman Emperor, a major step toward establishing what later became known as the Holy Roman Empire ; from that date onward the popes claimed the prerogative to crown the Emperor, though the right fell into disuse after the coronation of Charles V in 1530.

Because Sergius III had reputedly ordered the murder of his two immediate predecessors, Leo V and Christopher and was the only pope to have allegedly fathered an illegitimate son who later became pope ( John XI ), his pontificate has been described as " dismal and disgraceful ".

All real power now devolved onto Theophylact, and Sergius essentially became his puppet, and perhaps the first clear sign of this shift in power was the fate of Sergius ’ two predecessors, Pope Leo V and the Antipope Christopher.

In the 17th century, under the orders of Pope Paul V, the Secret Archives were separated from the Vatican Library, where scholars had some very limited access to them, and remained absolutely closed to outsiders until 1881, when Pope Leo XIII opened them to researchers, more than a thousand of whom now examine its documents each year.

* Leo V of Byzantium

* Conflict erupts between Emperor Leo V and Patriarch Nicephorus on the subject of iconoclasm ; Leo deposes Nicephorus, Nicephorus excommunicates Leo.

* May 16 – Pope Paul V succeeds Pope Leo XI as the 233rd pope, making 1605 the last Year of Three Popes until 1978.

* June 22 – Pope Stephen IV ( sometimes referred to as Stephen V ) succeeds Pope Leo III as the 97th pope.

* June 18 – Constantine V succeeds Leo III as emperor of the Byzantine Empire.

* Leo IV succeeds Constantine V as Byzantine Emperor.

* Leo V ( d. 820 )

* July 12 – A revolt puts Leo V on the throne of the Byzantine Empire ; former emperor Michael I Rangabe becomes a monk, beginning the Second Iconoclastic Period.

* Michael II succeeds Leo V as Byzantine Emperor.

* December 25 – Leo V, Byzantine Emperor ( b. 775 ) ( assassinated )

It is usually said that, at the synod which deposed Benedict V, Leo VIII conceded to the Emperor and his successors as sovereign of Italy full rights of investiture, but the genuineness of the document on which this allegation rests is more than doubtful.

Pope Leo V ( died c. February 904 ) was pope from July through to September 903 during the period known as the Saeculum obscurum.

Leo V was born at a place called Priapi, near Ardea.

af: Pous Leo V

He campaigned for the reunion of the Roman and Orthodox churches, received the Patriarch of the Coptic Church and persuaded the Armenian Patriarch to remove the anathema against the Council of Chalcedon and Pope Leo I ( 440 – 461 ).

* Leo VI succeeds his distant cousin, Constantine VI, as King of Armenian Cilicia ( now southern Turkey ).

It has been suggested that these were commissioned by Irene, as another sign of her good favor toward Theodore, although a commission under Michael I Rangabe ( r. 811 – 813 ) is also possible ; in any case, they were removed in 815 by Leo V the Armenian ( r. 813 – 820 ) and replaced by new " iconoclastic " verses.

Leo was the son of the patrician Bardas, who was of Armenian descent ( according to a later source, Leo was also of Assyrian descent ).

His rule was endangered by Bardanes Tourkos, one of his ablest generals, who revolted and received support from other commanders, notably the later emperors Leo V the Armenian and Michael II the Amorian in 803.

Theophilos was the son of the Byzantine Emperor Michael II and his wife Thekla, and the godson of Emperor Leo V the Armenian.

With conspiracy in the air, Michael preempted events by abdicating in favor of the general Leo the Armenian and becoming a monk ( under the name Athanasios ).

Born in Amorium, Michael began his career as a soldier, rising to high ranks due to the favour of his old colleague, Leo V the Armenian ( r. 813 – 820 ).

Michael first rose to prominence as a close aide ( spatharios ) to the general Bardanes Tourkos, alongside his future antagonists Leo the Armenian and Thomas the Slav.

When Emperor Leo V the Armenian ( 813-820 ) resumed his iconoclastic warfare, he ordered Theophanes brought to Constantinople.

The Byzantine Emperor Leo V the Armenian made use of the short crisis in the summer of 814 and led his troops against the Bulgarians.

The new emperor Leo V the Armenian offered to negotiate, and arranged for a meeting with Krum.

Leo V or Levon V ( occasionally Leo VI ;, Levon V ; 1342 – 29 November 1393 ), of the House of Lusignan, was the last Latin king of the Armenian Kingdom of Cilicia.

Marie's father had previously been married to Margaret of Ibelin and had a daughter, her half-sister Alice of Korikos, who married Leo IV, King of Armenia but was murdered by him in 1329 along with Marie's father who had acted as regent but had killed various members of the Armenian royal family.

Leo was strongly pro-Western and favored a union of the Armenian and Roman Churches, which deeply displeased the native barons.

Leo II or Leon II ( occasionally numbered Leo III ;, Levon II ; c. 1236 – 1289 ) was king of the Armenian Kingdom of Cilicia, ruling from 1269 / 1270 to 1289.

Thoros was killed in combat, and Leo, along with 40, 000 other Armenian soldiers was captured and imprisoned.

Leo III ( or Leon III ) ( occasionally numbered Leo IV ;, Levon III ) ( 1289 – 1307 ) was a young king of the Armenian Kingdom of Cilicia, ruling from 1303 or 1305 to 1307, along with his uncle Hethum II.

In 1305, Hethum and Leo led the Armenian army to defeat a Mamluk raiding force at Bagras.

Leo I (), also Levon I or Leon I, ( unknown – Constantinople, February 14, 1140 ) was the fifth lord of Armenian Cilicia or “ Lord of the Mountains ” ( 1129 / 1130-1137 ).