Assertion: american flag's star | /r/HasProperty | added on the july
Facets:
value: following a state’s admission
type: TEMPORAL
Source sentences:
text: In 1818, after five more states had been admitted, Congress enacted the third and last Flag Resolution, requiring that henceforth the number of stripes should remain 13, the number of stars should always match the number of states, and any new star should be added on the July 4 following a state’s admission.