This photograph from rarehistoricalphotoscom shows the use of a bolo knife in World War two when the Japanese had taken over the island of Leyte.
“Captain Nieves Fernandez, the only known Filipino female guerilla leader and formerly a school teacher, shows US Army Pvt. Andrew Lupiba how she used her long knife to silently kill Japanese soldiers during the Japanese occupation of Leyte Island. Image taken by Stanley Troutman, 7 November 1944, Mabuhay Las Piñas, Leyte Island, Philippines.”
For the full article, click the link below:
http://rarehistoricalphotos.com/captain-nieves-fernandez-shows-american-soldier-used-long-knife-silently-kill-japanese-soldiers-occupation-1944/
reproduced under fair-use and with credit.