Ottoman Empire
The Ottoman Empire (), also called the Turkish Empire, was an empire, imperial realm that controlled much of Southeast Europe, West Asia, and North Africa from the 14th to early 20th centuries; it also controlled parts of southeastern Centr ...
laid siege to
Constantinople
Constantinople (#Names of Constantinople, see other names) was a historical city located on the Bosporus that served as the capital of the Roman Empire, Roman, Byzantine Empire, Byzantine, Latin Empire, Latin, and Ottoman Empire, Ottoman empire ...
, the capital of the
Byzantine Empire
The Byzantine Empire, also known as the Eastern Roman Empire, was the continuation of the Roman Empire centred on Constantinople during late antiquity and the Middle Ages. Having survived History of the Roman Empire, the events that caused the ...
, as a result of the
Byzantine Emperor
The foundation of Constantinople in 330 AD marks the conventional start of the Eastern Roman Empire, which Fall of Constantinople, fell to the Ottoman Empire in 1453 AD. Only the emperors who were recognized as legitimate rulers and exercised s ...
Mehmed I
Mehmed I (; – 26 May 1421), also known as Mehmed Çelebi (, "the noble-born") or ''Kirişçi'' (, "lord's son"), was the sultan of the Ottoman Empire from 1413 to 1421. Son of Sultan Bayezid I and his concubine Devlet Hatun, he fought with hi ...
in 1421. This policy of the Byzantines was often used successfully in weakening their neighbours.
When
Murad II
Murad II (, ; June 1404 – 3 February 1451) was twice the sultan of the Ottoman Empire, from 1421 to 1444 and from 1446 to 1451.
Early life
Murad was born in June 1404 to Mehmed I, while the identity of his mother is disputed according to v ...
emerged as the winning successor to his father, he marched into Byzantine territory. The Turks had acquired their own cannon for the first time by the siege of 1422, "
falcons
Falcons () are birds of prey in the genus ''Falco'', which includes about 40 species. Some small species of falcons with long, narrow wings are called hobbies, and some that hover while hunting are called kestrels. Falcons are widely distribu ...
Osprey Publishing
Osprey Publishing is a British publishing company specializing in military history formerly based in Oxford. Predominantly an illustrated publisher, many of their books contain full-colour artwork plates, maps and photographs, and the company p ...
, . The two sides were evenly matched technologically, and the Turks had to build barricades "in order to receive ... the stones of the bombards".
Siege
According to a Byzantine short chronicle compiled in , "on 10 June, Wednesday, at the fourth hour after midday, Mihaloğlu attacked Constantinople", thus beginning the siege of the city. The eyewitness John Kananos describes how the vanguard under Mihaloğlu ravaged the city's suburbs, before Murad himself arrived on 20 June with the main army and the siege engines, and the siege began in earnest.
Murad was forced to lift the siege due to the rebellion of his younger brother, Küçük Mustafa, in Anatolia. This was supported with men by the
Anatolian beyliks
Anatolian beyliks (, Ottoman Turkish: ''Tavâif-i mülûk'', ''Beylik''; ) were Turkish principalities (or petty kingdoms) in Anatolia governed by ''beys'', the first of which were founded at the end of the 11th century. A second and more exte ...
Karaman
Karaman is a city in south central Turkey, located in Central Anatolia, north of the Taurus Mountains, about south of Konya. It is the seat of Karaman Province and Karaman District.Doukas, money given by the Byzantine emperor. Mustafa was thus able to gather a significant army, and in late August or early September laid siege to the Ottoman capital,
Bursa
Bursa () is a city in northwestern Turkey and the administrative center of Bursa Province. The fourth-most populous city in Turkey and second-most populous in the Marmara Region, Bursa is one of the industrial centers of the country. Most of ...
. Contemporary Byzantine tradition ascribed the deliverance of Constantinople to a miraculous intervention by the
Theotokos
''Theotokos'' ( Greek: ) is a title of Mary, mother of Jesus, used especially in Eastern Christianity. The usual Latin translations are or (approximately "parent (fem.) of God"). Familiar English translations are "Mother of God" or "God-beare ...
.
Aftermath
In spite of the Byzantine victory, the 'Empire' at this time had in fact been reduced to a few disconnected strips of land besides the city of Constantinople itself. It was also facing grave economic problems and severely lacked soldiers. Pius II promoted the affordable donation of cannon by European monarchs as a means of aid. Any new cannons after the 1422 siege were gifts from European states, and aside from these no other advances were made to the Byzantine arsenal. As such, the next Ottoman leader,
Mehmed II
Mehmed II (; , ; 30 March 14323 May 1481), commonly known as Mehmed the Conqueror (; ), was twice the sultan of the Ottoman Empire from August 1444 to September 1446 and then later from February 1451 to May 1481.
In Mehmed II's first reign, ...
Byzantine accounts attributed the lifting of the siege to an apparition of the Theotokos upon the city walls, which greatly inspired the defenders.John Kananos records that:
Also in the same reference, the Ottoman Army notes that they themselves even saw a woman in purple robes walking on the outer ramparts of the city.