 He escaped, but his accomplice, an Argive, was captured; the prisoner, under torture, refused to state the name of his employer.With the extremists unable to take effective action in this case, and with the Peloponnesian fleet overrunning Aegina (a logical stopping point on the approach to Piraeus), Theramenes and his party decided to act.Aristocrates, who was commanding a regiment of hoplites in Piraeus, arrested the extremist general Alexicles; enraged, the extremist leaders of the 400 demanded action, and made a number of threats against Theramenes and his party.