Many years ago, world war occurred in two-phase phases well-known as World War I and World War II. In that situation, each ally consists of several countries that are led by male leaders. Considering that situation, some people argue that women would be better to lead than men because women can address a well-ordered and more peaceful world. To my view, the argument is not able to be truly agreed upon because a great leader is not seen by gender, while the capability that can make a leader a role model.