He dreamed of taking Constantinople and then invading India to help the local insurgency against the British.
The crusaders took Constantinople on April 13, 1204.
The early years were a time of the Ottomans defining themselves, a process which did not come to a conclusion until they took Constantinople in 1453.
In 1211 the Bulgarians formed an alliance with the Niceans but the allies could not take Constantinople.
Murad II was unable to take Constantinople by force.
They did so in 1453, when they took Constantinople and renamed it Istanbul.
Tornikios gained support in most of Thrace and vainly attempted to take Constantinople.
"We came here with the Comneni, after the Latin pigs took Constantinople."
In 1453, they took Constantinople, and immediately made it their capital, renaming it Istanbul.
In 1453, however, the Ottomans took Constantinople and so the Byzantine Empire was no more.