Assertion: gun's use | /r/AtLocation | 26 october
Facets:
value: during the second boer war
type: TEMPORAL
value: by british gunners
type: OTHER
Source sentences:
text: The first incontrovertible, documented use of indirect fire in war using Guk's methods, albeit without lining-plane sights was on 26 October 1899 by British gunners during the Second Boer War.