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Michael VIII Palaiologos

founder of the Palaiologan dynasty (1224–1282)

11 dated entries naming Michael VIII Palaiologos, drawn from 11 separate years between 1223 CE and 1282 CE. Nothing here is written by us: each line is the sentence a Wikipedia year article used, and the link beside it opens the exact revision.

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13th century

  • 1223Michael VIII (Palaiologos), Byzantine emperor (died 1282)source
  • 1258August 25 – George Mouzalon is assassinated in Magnesia ad Sipylum, as part of a conspiracy led by Byzantine nobles, under future Emperor Michael VIII Palaiologos.source
  • 1261March 13 – Treaty of Nymphaeum: Emperor Michael VIII Palaiologos signs a trade and defense agreement with the Republic of Genoa, to counterweight the Venetian presence in the region. Genoa agrees to ally with the Empire of Nicaea, by providing a fleet of up to 50 galleys during the projected Nicaean siege of Constantinople, while 16 galleys are to be immediately sent against the Latin Empire.source
  • 1263Summer – Emperor Michael VIII Palaiologos sends a Byzantine expeditionary force (some 3,500 men) led by his half-brother, Constantine Palaiologos, to the Peloponnese in southern Greece. The army is transported to Monemvasia on Genoese ships, while a small Byzantine fleet is sent to harass the Latin island holdings in Euboea and the Cyclades. After arriving at Monemvasia, Constantine lays siege to Sparta, while the Byzantine fleet seizes the southern coast of Laconia.source
  • 1265June 18 – A draft Byzantine–Venetian treaty is concluded between Venetian envoys and Emperor Michael VIII Palaiologos, but is not ratified by Doge Reniero Zenosource
  • 1268April 4 – A five-year Byzantine–Venetian peace treaty is concluded between Venetian envoys and Emperor Michael VIII Palaiologos. It is ratified by the Doge of Venice Reniero Zeno on June 30.source
  • 1274May 7 – Second Council of Lyon: Pope Gregory X convenes a council at Lyon, after Byzantine Emperor Michael VIII Palaiologos gives assurances that the Orthodox Church is prepared to reunite with Rome. The council agrees to a settlement between the Catholic Church and the Orthodox Church over several key issues – Orthodox acceptance of papal primacy and the acceptance of the Nicene Creed with the Filioque clause. Gregory approves a tithe to support efforts to liberate the Holy Land from Muslims, and reaches apparent resolution of the schism, which ultimately proves unsuccessful. All but four mendicant orders of friars are suppressed. Catholic teaching on Purgatory is defined for the first time.source
  • 1277March 19 – Byzantine–Venetian Treaty: Emperor Michael VIII Palaiologos concludes an agreement with the Republic of Venice. Stipulating a two-year truce, and renewing Venetian commercial privileges in the Byzantine Empire. Michael keeps the Venetians and their fleet from participating in the attempts of Charles I, king of Sicily, to organize an anti-Byzantine crusade, while the Venetians can retain their access to the Byzantine market.source
  • 1279July 17 – Battle of Devina: Emperor Michael VIII Palaiologos sends a Byzantine expeditionary force (some 10,000 men) to Bulgaria, to impose his ally (and son-in-law) Ivan Asen III on the throne. Tsar Ivaylo, former rebel leader (see Uprising of Ivaylo), attacks the Byzantines in the Kotel Pass, completely routing them. Many of them perish in the battle – while the rest are captured and later killed by orders from Ivaylo. Later, Michael sends another army of some 5,000 men, but this is also defeated by Ivaylo before reaching the Balkan Mountains. Without support, Ivan Asen has to flee to Constantinople and the turmoil in Bulgaria continues.source
  • 1281October 18 – Emperor Michael VIII Palaiologos is excommunicated by Pope Martin IV without any warning or provocation. Martin authorizes Charles I, king of Sicily, to make a Crusade against Michael, who has re-established his rule in Constantinople. Charles prepares an expedition in Sicily and assembles a fleet of 100 ships, and 300 more in Naples, Provence, and the Greek territories, which carry some 8,000 cavalrymen.source
  • 1282December 11 – Michael VIII Palaiologos, Byzantine emperorsource

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