Assertion: american flag's star | /r/CapableOf | become in the north
Facets:
value: suddenly
type: TEMPORAL
value: according to leepson
type: OTHER
Source sentences:
text: It was almost unheard of for individuals to fly the U.S. flag until the Civil War broke out in 1861, at which time the Stars and Stripes suddenly became a popular symbol in the North, according to Leepson.