I doubt that it is the first Buddhist chaplain, but it maybe the first chaplain teaching meditation to soldiers!
Centered and with kindness,
Ven. Sander.
Middle Way Meditation Retreats -- register: innerpeaceusa.net ------------- "He stopped and called out to the Blessed One: “Stop, recluse! Stop, recluse!” “I have stopped, Angulimala, you stop too.” " Angulimala Sutta, M ii.99