When we say that the andhaka women had no option, let us also note here that Krishna killed the man who sent multiple assassins after him and the people who assisted the tyrant. He didn't initiate the conflict. He ended it as best as he could. What was the expectation from him? That he kill Kamsa and let everyone else continue the same attempts to kill?
Krishna was then offered the crown and didn't take it.
Nor did he abuse the women like so many other conquerors.
Indeed, he offered the title of on many of them only to protect them.