431 BC – He won his first laurels by the relief of Methone, which was besieged by the Athenians .
429 BC – He was sent out as one of the three commissioners to advise the admiral Cnemus.
– Brasidas joined Perdiccas in a campaign against Arrhabaeus, king of the Lyncesti, who was severely defeated.
421 BC – An Athenian fleet under Nicias and Nicostratus recovered Mende and blockaded Scione.
422 BC – In April, the truce with Sparta expired, and in the same summer Cleon was despatched to Thrace, where he stormed Torone and Galepsus and prepared for an attack on Amphipolis.