In Numbers 31, the Jews wipe out Midyan. I'd think this referred to only those of Midyan who happened to be defending against the Jews' attack, and not the whole nation, except that even women and ...
There is a question in this week's parsha which a lot of mephroshim ask and answer and the question is: Did Reuven and Gad's descendants not want to join their brothers at war? What did Moshe reply? ...