Original sentence: The appointment of Manuel Kantakouzenos as its despotes in 1349 heralded the creation of the semi-independent Despotate of Morea, which would experience the last economic and cultural revival of the Byzantine Empire before too falling to the Ottomans in 1460
Edited sentence: The appointment of Manuel Kantakouzenos as its despotes in 1349 heralded the creation of the semi-independent Despotate of the Morea, which would experience the last economic and cultural revival of the Byzantine Empire before too falling to the Ottomans in 1460