Looks like it dates from the Flanders Campaign of 1793 to 1795 https://www.itv.com/news/2021-02-19/mass-grave-of-81-british-soldiers-uncovered-200-years-after-their-deaths-in-netherlands
Eamonn O'Keeffe1 วันที่แล้วBritish military music and society, 1793–1815LikeReactions23 comments3Views
Robert BurnhamNov 11And More Help is Needed Identifying Another French GeneralLikeReactions03 comments3Views
Almost certainly the brief winter campaign of 1794-95.
Let's hope they receive the burial they deserve.