The final Ottoman siege and fall of Constantinople to Mehmed II occurs in 1453.
Mehmed II conquers the Despotate of the Morea in 1460, and in 1461: Mehmed conquers the Empire of Trebizond, the last Byzantine Greek successor state.
“History isn't about dates and places and wars. It's about the people who fill the spaces between them.”
― Jodi Picoult, The Storyteller (2013)