Conflict Resolution Peace Agreements Peace Talks U.S.-Russia Relations Art of the Deal Trump Administration Pope Francis Responses to Aggression Zelensky Compromise in Trade Deals Engagement with Adversaries Russia-Ukraine Relations Bargaining Chips Role of the United States Political Rhetoric Zelenskyy and Putin Strength in Negotiations Coercive Diplomacy Zelensky-Putin Talks Direct Talks Mediation Efforts Resource Extraction Agreements Trump-Putin Meetings US Involvement European Participation Shuttle Diplomacy Sanctions Policy Trump's Approach Security Guarantees Trump-Zelensky Meeting Language in Diplomacy US-Iran Negotiations Role of Mediators Hostage Situations Ceasefire Proposals