International Negotiations & Multilateral Simulation Exercise (MSX) addressed to SC 144 and NRCC 31 so that CMs get familiar with how the multinational consensus-building processes work in the framework of International Organizations to determine a common course of action. Also, to use it as a preliminary training exercise for the Crisis Management and Negotiation, Mediation & Decision-Making Exercise (NMDX) that the CMs will carry out some weeks later.