Military operationOperation Esmeralda13 Sep 1961 – 7 Oct 1961 · 8.50° S, 14.59° EOpen on the mapWikipediaOpen on the mapWhat the records sayWhen13 Sep 1961 – 7 Oct 1961KindMilitary operationCoordinates8.50° S, 14.59° EDescriptionOperación militar de 1961Placed at the area, not an exact site.The sourceWikidata: military operations, raids and air strikesWikidata contributorsCreative Commons CC0 1.0 (public domain dedication)Source pageNearby in time and placeAngolan War of Independence4 Feb 1961 · War of independence · Deaths 60,000Baixa de Cassanje revolt4 Jan 1961 · StrikePortuguese Colonial War4 Feb 1961 · War