This paper will mainly focus on the conduct of international crises with a particular emphasis on developing strategies for resolving conflicts peacefully. Our study reviewed a number of the prominent theories and hypotheses about how crises can be resolved short of war. In addition, we examined and compared several prominent 20th century international crisis waves in historical context. The basic aims of this study are to present different views on international crises, to gain an understanding of the strengths and weaknesses of the literature on crisis definitions, and to develop an agenda for future research on international crisis management. This article also investigated the hypotheses that leadership qualities during crises are associated with the outcomes of the crises