Assertion: league | /r/CapableOf | gain strength
Facets:
value: on equal terms
type: MANNER
value: by the inclusion of his city
type: OTHER
Source sentences:
text: The 10 surviving cities renewed their alliance in 280 bc, and under the leadership of Aratus of Sicyon, the league gained strength by the inclusion of his city, and later other non-Achaean cities, on equal terms.