1240
Two loose groups of noble families wrangle for power and status by making political
alliances: the Ghibellines with Frederick II of Sicily; the Guelfs with the pope and the
alliance of Northern Italian cities.1248 Frederick
and the Ghibellines banish the Guelfs from Florence.
1250 Popolo government elected to be a neutral
buffer between both parties.
1258/9 The popolo are forced to ally with the
Guelfs by Frederick IIs successor, Manfred.
Sept. 1260 The Battle of Montaperti: the Guelfs and the popolo
are defeated by Manfred and the Ghibellines.
1260 The Ghibellines vote to raze Florence to the ground.
Only Farinata, Manente degli Uberti, a predominant leader opposes the plan. [Canto 10
Farinata]
Feb. 1266 The Guelf resistance defeats and kills
Manfred
1267 Ghibellines exiled from Florence; A Guelf-independent
state created. Guelfs quickly divide into White and Black factions.
ca. 1280-1290 Rise of the twelve professional guilds to
power in Florence.
1292 The Twelve Guilds form a central, republican
government in hopes of addressing the factional divisions.
1295 Giano della Bella, the leader of the guilds, falls
from power.
1295 Dante enters political life of Florence as a member
of the popolo.
1300 Dante, as a White Guelf, is elected one of the
citys seven priors. The Whites exile the Black Guelfs [Canto 6. 55-73; Ciacco]
1301-1302 Dante travels with a diplomatic mission to
Rome to seek an audience with Pope Boniface VIII
1302 The Black Guelf party, supported by Boniface VIII,
comes to power and banishes the White Guelfs. Dante and the others are accused of
political graft. They cannot return under penalty of death. Dante never returns to
Florence. [Canto 10.20ff]
[15.55-72 Brunetto Latini; 25.40-49 Vanni Fucci of Pistoria]