there was a lot of effort put into keeping a lid on conflicts and tensions in crimea in the mid 1990s. through institutions like the organization of security cooperation in europe, through diplomacy, through working with local leaders, russian and ukrainian, and the crimea. by therefore surely we don't talk much about that. we don't teach about this in political science or international affairs at you think about another interesting example. the country of mali, in which after, there were violent conflicts, some of them were identity-based, tribal, that there was the future of mali was in significant jeopardy, even though you had in the 1990s and end that is officially to conflict, you had a peace agreement. you have political arrangement, violence was still percolating. and through a series of conflict resolutions, and mediation effort at the local level, that actually percolate upwards and got embraced i the larger political process in mali, mali has actually had peaceful transitions of government, changes in power. and has developed conflict management techniques that is, in fact,