Description Of Arabia And Its Inhabitants.—Birth, Character, And Doctrine Of Mahomet.—He Preaches At Mecca.— Flies To Medina.—Propagates His Religion By The Sword.— Voluntary Or Reluctant Submission Of The Arabs.—His Death And Successors.—The Claims And Fortunes Of Ali And His Descendants. Chapter L: Description Of Arabia And Its Inhabitants.—Part II. Chapter L: Description Of Arabia And Its Inhabitants.—Part III. Chapter L: Description Of Arabia And Its Inhabitants.—Part IV. Chapter L: Description Of Arabia And Its Inhabitants.—Part V. Chapter L: Description Of Arabia And Its Inhabitants.—Part VI. Chapter L: Description Of Arabia And Its Inhabitants.—Part VII. Chapter L: Description Of Arabia And Its Inhabitants.—Part VIII. Chapter LI: Conquests By The Arabs.—Part I. The Conquest Of Persia, Syria, Egypt, Africa, And Spain, By The Arabs Or Saracens.—Empire Of The Caliphs, Or Successors Of Mahomet.—State Of The Christians, &c., Under Their Government. Chapter LI: Conquests By The Arabs.—Part II. Chapter LI: Conquests By The Arabs.—Part III. Chapter LI: Conquests By The Arabs.—Part IV. Chapter LI: Conquests By The Arabs.—Part V. Chapter LI: Conquests By The Arabs.—Part VI. Chapter LI: Conquests By The Arabs.—Part VII. Chapter LII: More Conquests By The Arabs.—Part I. The Two Sieges Of Constantinople By The Arabs.—Their Invasion Of France, And Defeat By Charles Martel.—Civil War Of The Ommiades And Abbassides.—Learning Of The Arabs.— Luxury Of The Caliphs.—Naval Enterprises On Crete, Sicily, And Rome.—Decay And Division Of The Empire Of The Caliphs. —Defeats And Victories Of The Greek Emperors. Chapter LII: More Conquests By The Arabs.—Part II. Chapter LII: More Conquests By The Arabs.—Part III. Chapter LII: More Conquests By The Arabs.—Part IV. Chapter LII: More Conquests By The Arabs.—Part V. Chapter LIII: Fate Of The Eastern Empire.—Part I. Fate Of The Eastern Empire In The Tenth Century.—Extent And Division.—Wealth And Revenue.—Palace Of Constantinople.— Titles And Offices.—Pride And Power Of The Emperors.— Tactics Of The Greeks, Arabs, And Franks.—Loss Of The Latin Tongue.—Studies And Solitude Of The Greeks. Chapter LIII: Fate Of The Eastern Empire.—Part II. Chapter LIII: Fate Of The Eastern Empire.—Part III. Chapter LIII: Fate Of The Eastern Empire.—Part IV. Chapter LIV: Origin And Doctrine Of The Paulicians.—Part I. Origin And Doctrine Of The Paulicians.—Their Persecution By The Greek Emperors.—Revolt In Armenia &c.—Transplantation Into Thrace.—Propagation In The West.—The Seeds, Character, And Consequences Of The Reformation. Chapter LIV: Origin And Doctrine Of The Paulicians.—Part II. Chapter LV: The Bulgarians, The Hungarians And The Russians.—Part I.