Ismail (mangonel expert)
Encyclopedia
Ismail was a Muslim
Muslim
A Muslim, also spelled Moslem, is an adherent of Islam, a monotheistic, Abrahamic religion based on the Quran, which Muslims consider the verbatim word of God as revealed to prophet Muhammad. "Muslim" is the Arabic term for "submitter" .Muslims believe that God is one and incomparable...

 Iraq
Iraq
Iraq ; officially the Republic of Iraq is a country in Western Asia spanning most of the northwestern end of the Zagros mountain range, the eastern part of the Syrian Desert and the northern part of the Arabian Desert....

i mangonel
Mangonel
A mangonel was a type of catapult or siege engine used in the medieval period to throw projectiles at a castle's walls. The exact meaning of the term is debatable, and several possibilities have been suggested. Mangonel may also be indirectly referring to the 'mangon' a French hard stone found in...

 expert who served in Kublai Khan
Kublai Khan
Kublai Khan , born Kublai and also known by the temple name Shizu , was the fifth Great Khan of the Mongol Empire from 1260 to 1294 and the founder of the Yuan Dynasty in China...

’s army in the conquest of the Southern Song Dynasty.

In 1271 Kublai Khan dispatched envoys to obtain persons skilled in the management of mangonels from his kinsman Abaqa, the Ilkhan in Persia. The latter sent Al al-Din
Al al-Din
Al al-Din was a Muslim Persian mangonel expert who served in Kublai Khan’s army in the conquest of the Southern Song Dynasty.In 1271 Kublai Khan dispatched envoys to obtain persons skilled in the management of mangonels from his kinsman Abaqa, the Ilkhan in Persia...

 and Ismail, together with their families, by post route to Hangzhou
Hangzhou
Hangzhou , formerly transliterated as Hangchow, is the capital and largest city of Zhejiang Province in Eastern China. Governed as a sub-provincial city, and as of 2010, its entire administrative division or prefecture had a registered population of 8.7 million people...

, where they began by building large mangonels which they erected in front of the city gates. In 1273 he served at the Siege of Xiangyang. He surveyed the approaches, and planted a mangonel at the southeast corner. Its weight was 150 catties
Catty
The catty , symbol 斤, is a traditional Chinese unit of mass used across East and Southeast Asia, notably for weighing food and other groceries in some wet markets, street markets, and shops. Related units include the picul, equal to 100 catties, and the tael, which is of a catty. A stone is a...

(over 200 lbs./440 kg) and when the machinery was discharged, the noise was said to shake heaven and earth. It broke down all before it, and pierced the ground to a depth of seven feet (2 m).

Yisimayin died in 1330 and was succeeded by his son Yakoob 亞古.
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