 Sidon returned to its former level of prosperity while Tyre was besieged for 13 years ( <unk> – <unk> BC ) by the <unk> king <unk> II . Nevertheless , the Sidonian king was still held in exile at the court of Babylon . Sidon reclaimed its former standing as Phoenicia 's chief city in the Achaemenid Empire ( <unk> – 333 BC ) . During this period , <unk> I awarded king Eshmunazar II with the Sharon plain for employing Sidon 's fleet in his service during the Greco @-@ Persian Wars . 
