When he went to Milan, the Duke Sforza appointed him to be a military engineer where he had to design weapons and technological advancements that would help the duke gain warfare supremacy against enemies. He also built buildings and defenses, not just offensive weapons.
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Carmichael means as a boy' name is of Scottish and Garlic origin, and the meaning of Carmichael is "follower of Michele". Possibly refers to partisans of Saint Michael. Carmichael Jaydon (c.j.), .. How popular is Carmichael?
The Silk Road route was predominantly on land and crossed water ways at the Mediterranean Sea while the Indian Ocean trade route moved predominantly on water (Indian Ocean) between ports. ... The products that went across both routes included silk and spices from the East and processed textiles from the West.