"Demetrius I (/dɪˈmiːtriəs/; Ancient Greek: Δημήτριος; 337–283 BC), called Poliorcetes (/ˌpɒliɔːrˈsiːtiːz/; Greek: Πολιορκητής, "The Besieger"), son of Antigonus I Monophthalmus and Stratonice, was a Macedonian nobleman, ...
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military leader, and finally king of Macedon (294–288 BC). He belonged to the Antigonid dynasty and was its first member to rule Macedonia." - (en.wikipedia.org 11.08.2021)