1900 BC: Minoan establishment

1500 BC: Mycenaean settlement

900 BC: Foundation of the Greek city by the Argives

450/449-413/412 BC: Iassos was a member of the Delian League, paying a phoros of 1 tal.

414-412 BC.: Iassos operated as the seat of the Persian rebel Amorges

412 BC: The Spartans captured the city and set up a garrison

409 BC: The city expelled the Spartan governor and rejoined the Athenian League

405 BC: Lyssander recaptured the city and ordered the murder of 800 adult males and the enslavement of the women and children

394-391 BC: Iassos was a member of an alliance (known only from numismatic evidence)

367-354 BC:Iassos belonged to the Carian dominion of Mausolus

334 BC: During the siege of Miletus, Iassos entered into an alliance with the Persians against Alexander

333 BC: Iassos was controlled by the Macedonian satrap of Caria Asander

314 BC: The city was captured by Polemaios, a general of the Antigonids

309 BC: Ptolemy I guaranteed by treaty the freedom and the autonomy of the city

around 220 BC: Olympichos of Alinda sent army against Iassos. The habitants of Iassos asked the Rhodians to intervene

201 BC: The city was captured by Philip V

199/198 BC: Iassos was hit by a disastrous earthquake

197/6 BC: The senatorial envoy demanded that the Macedonians should evacuate the city. Iassos came under the control of Antiochus III

190 BC: The Romans besieged Iassos

188 BC: Iassos came under the control of Rhodes

167 BC: Iassos, along with the rest of Caria, gained its independence

129 BC: The city became part of the province of Asia

90-86 BC: Iassos supported the king of Pontus, Mithradates, during the 1st Mithridatic War

86 BC: the city was raided by pirates, who were Sullas’ allies

269 AD: The city was destroyed by an Herulian raid, but it was rebuilt anew.