Well, in manga, taming an enemy usually requires a combination of factors. You need to have a good understanding of their personality, figure out what they really want, and then find a way to either offer it or show them a better alternative. It's not always straightforward but can make for an interesting plot twist.
Start by getting a clear idea of the characters and their personalities. Then, come up with an original plot that fits within the world of the franchise. Make sure the story has a good pace and some exciting moments.
Well, it could be that she used her wisdom and charm. For instance, she might have found common interests to bring them closer and influenced him gradually. Or perhaps she gave him space when needed and supported him unconditionally.
It's possible that the Ethiopian woman tamed her husband by setting clear boundaries and expectations. Maybe she also encouraged positive behavior and gently corrected the negative ones, all while maintaining respect and love.