History of the Cyclades hoped to control the entire archipelago after taking this island. On the way there, Aristagoras quarreled with the admiral Megabetes, who betrayed the force by informing Naxos of the fleet's approach. The Persians temporarily renounced their ambitions in the Cyclades due to the Ionian revolt. When Darius launched his expedition against Greece, he ordered Datis and Artaphernes to take the Cyclades. They sacked Naxos, Delos was spared for religious reasons while Sifnos, Serifos and Milos preferred to submit and give up hostages. Thus the islands passed under Persian control. After Marathon, Miltiades set out to reconquer the archipelago, but he
History of the Cyclades and then surpassed it. Today, tourism in the Cyclades is a contrasting phenomenon. Certain islands, like Naxos with its important agricultural and mining resources, or Syros, which still plays a commercial and administrative role, do not depend solely on tourism for their survival. This is less true for small, infertile rocks like Anafi or Donoussa, which numbers (2001) 120 inhabitants and six pupils in its primary school but 120 rooms for rent, two travel agencies and a bakery open only during summer. In 2005, there were 909 hotels in the Cyclades, with 21,000 rooms and 40,000 places. The main tourist