How to negotiate in armed conflict situation? On what principles can we agree to conduct an amnesty? How many rounds of negotiations must be taken for the both sides of the conflict to reach an agreement? How to negotiate with mercenaries? Former President of the European Parliament Pat Cox for the last three years have been a dozen times in Ukraine as a representative of the European Monitoring Mission for Tymoshenko and Lutsenko cases. As a politician from Ireland, which was directly related to the peace negotiations in Northern Ireland, he shared experiences of disarmament and amnesty. In addition, in the interview to Hromadske Pat Cox also explained whether additional sanctions against Russia can be effective and what are the threats of new military campaigns.