It is possible he served during World War II. Abraham Simpson once referred to a "Commander Flanders" when scolding Private Charles Montgomery Burns.[4]
Nedsel is still alive, as he was shown attending his son's wedding to Edna.
↑Raging Abe Simpson and His Grumbling Grandson in "Curse of the Flying Hellfish": Arnie Gumble: Hey! Burnsie got himself some paintings! Iggy Wiggum: Wait a minute, we're not supposed to steal from Civilians. Abraham Simpson: You want me to report you to Commander Flanders?! Just leave them behind, burnsie!