Actually king Minos called Daedalus to Build the famous Labyrinth to imprison the dreaded Minotaur. :)
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Because Daedalus help Theseus to kill the Minotaur and Theseus escaped Crete with Ariadne (daughter of Minos). Minos enraged at the loss of his daughter, he shut Daedalus and Icarus in the Labyrinth, knowing that Theseus could not have accomplished the deed without inside help.
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