Assertion: harbour | /r/HasProperty | improved under united states control
Facets:
value: greatly
type: DEGREE
value: after 1848
type: TEMPORAL
Source sentences:
text: Under United States control after 1848, when the United States defeated Mexico in the Mexican-American war, the harbor was greatly improved and expanded under the guidance of Phineas Banning and John Gately Downey, the seventh governor of California after the Free Harbor Fight.