Could the allies simply have held him in a secret prison for the remainder of this life? The Parkison ilessness was killing slowly at the end of the war. I can imagine that he would have died in the mid or late 1950s anyway!
/Fred
Rather reminds me of the ending to Red Alert Two where the Allied soldiers find Stalin trapped in a pile of rubble and the grunts are ordered to look the other way while a General chokes him to death. Might there be a similar scenario here?