Assertion: cluster bomb | /r/CapableOf | come into fashion
Facets:
value: during the 1960s
type: TEMPORAL
value: during 1970s
type: TEMPORAL
Source sentences:
text: First used in World War II, cluster bombs came into fashion during the 1960s and 1970s and were used by U.S. forces during aerial attacks in Vietnam, Laos, and Cambodia.