1444. July 22. Federigo accepted as successor of Duke Oddantonio in Urbino 85
" Conditions imposed by the people 86
" The state of Central Italy 87
" Contemporary sketch of Federigo 88
" Spite of Sigismondo Pandolfo 89
" Sale of Pesaro and Fossombrone 90
1445. March 16. Marriage of Alessandro Sforza, who becomes Lord of Pesaro 91
" Mistakes of Sismondi 91
" Francesco Sforza's breach with Filippo Maria Visconti and Sigismondo Malatesta 91
" June 22. He is supported by Federigo, and visits Urbino 92
1446. His position at La Marca, which he loses 92
" April. Federigo excommunicated by Eugenius for adhering to Sforza 93
" The fortune of war changes 93
1447. Sforza is reconciled with the Duke of Milan 94
" Sept. 3. Sigismondo attacks Fossombrone 95
" Feb. 23. Death and character of Eugenius IV. 95
" Death of the Duke of Milan 96
1450. Succeeded by Francesco Sforza 97
1447. Designs of Alfonso of Naples upon Tuscany 97
1448. March. Opposed by Federigo for the Florentines 98
" Sigismondo tricks Alfonso, and attacks Fossombrone 98
" Sept. Alfonso and Federigo return home 99
1449. Sigismondo attempts to dupe Federigo, but is foiled 99
1450. Federigo made Captain-general by the Duke of Milan 100
" June 29. Peace between Naples and Florence 100
" Loses his eye in a tournament 101