If it was a real war it would be many year's.
In fighting men would ultimately win because they are naturally stronger and while woman with training may be an even fight an un-experienced man has advantage over an un-experienced woman on average.
But if it comes to a war that requires replenishment woman win, they only need a few men to impregnate many woman. So if 3 guys get captured that could be potentially hundreds of babies while with men if 3 woman get captured you got 3 babies.
In fighting men would ultimately win because they are naturally stronger and while woman with training may be an even fight an un-experienced man has advantage over an un-experienced woman on average.
But if it comes to a war that requires replenishment woman win, they only need a few men to impregnate many woman. So if 3 guys get captured that could be potentially hundreds of babies while with men if 3 woman get captured you got 3 babies.