alternatehistory.com

Italian navy appears off Constantinople on September 30th 1911, and bombards the city. Italian sailors then come ashore and capture the city. (this actually happened in Tripoli on September 28th)

Shocked by Italian military prowess, and concerned about rumblings from the Balkans, and Arab provinces, the Ottoman Sultan agrees to hand over Libya to Italy, and an Italian protectorate over the rest of the empire
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