Achaean League
noun
a political confederation of Achaean and other Greek cities, established in the late 3rd century b.c. and dissolved by the Romans in 146 b.c.
British Dictionary definitions for achaean league
Achaean League
noun
a confederation of Achaean cities formed in the early third century bc, which became a political and military force in Greece, directed particularly against Macedonian domination of the Peloponnesus