Assertion: empire | /r/HasProperty | involved in series of wars and rivalries
Facets:
value: throughout its history
type: TEMPORAL
Source sentences:
text: Throughout its history, the empire also was involved in series of wars and rivalries with the neighbouring kingdoms of Champa, Tambralinga, and Đại Việt — and later in its history with Siamese Sukhothai and Ayutthaya.