In 200 BC, Cycliadas being made strategos instead of Philopoemen, the Spartan king Nabis took advantage of the change to make war on the Achaeans.
Philip offered to help them, and to carry the war into the enemy's country, if they would give him a sufficient number of their soldiers to garrison Chalcis, Oreus and Corinth in the meantime.
The Achaeans, however, mistrusted Philip and suspected that it was a ploy to obtain hostages from them and so to force them into a war with the Romans.
[2] In 198 BC he was an exile at the court of Philip, whom he attended in that year at his conference with Flamininus at Nicaea in Locris.
After the Battle of Cynoscephalae in 197 BC, Cycliadas was sent with Demosthenes and Limnaeus as ambassador from Philip to Flamininus, who granted the king a truce of 15 days with a view to the arrangement of a permanent peace.