Sgt Maj Jennings was a soldier in the 2nd Battalion Royal Warwickshire Regiment, which surrendered to German forces along with troops from the Cheshire Regiment, the Royal Artillery and French troops.
They were taken to a barn in La Plaine au Bois near Wormhout and Esquelbecq in France on 28 May 1940, where SS soldiers threw in stick grenades.
Sgt Maj Jennings threw himself on top of one of the grenades to try to save other soldiers.
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A dry, bright and sunny start to the Bank Holiday weekend for most.
A dry bright and sunny start for most on Saturday. Some scattered showers will develop inland through the late morning.
A cold and frosty start to Saturday, though with some sunny spells. Showers then breaking out by afternoon.