Answer:
Cannons, which were used by the Ottoman artillery.
Explanation:
Hello!
The city of Constantinople was the capital of the Byzantine Empire since 324 AD, by decision of Emperor Constantine I.
Historically, the city's defenses were sustained by its strong walls, which were unbearable for over a thousand years. In order to overcome these defenses, the Sultan Mehmed II, equipped his army with several cannons.
These weapons were very effective in breaching the walls, through which the Ottoman soldiers entered the city. After a site that lasted two months, the city of Constantinople fell finally defeated in 1453.
This marked the end of the Byzantine Empire.
Success in your homework
