Donald Trump Ceasefire Negotiations Peace Negotiations Peace Talks Diplomatic Efforts US Involvement Russia Diplomatic Negotiations Russia Relations Support for Ukraine Diplomatic Relations Peace Agreements Diplomatic Talks Peacekeeping Efforts U.S.-Russia Relations Negotiations European Security Diplomatic Strategies Trump's Involvement Ceasefire Efforts Diplomatic Solutions NATO Membership Military Aid Western Response Trump Administration Diplomacy Marco Rubio US Support for Ukraine US-Denmark Relations US-Russia Negotiations Negotiation Outcomes Prisoner Swap US-Europe Relations Munich Security Conference International Responses U.S. Foreign Policy US-EU Relations Diplomatic Meetings Saudi Mediation US-Ukraine Relations US-French Relations Political Settlement China's Influence on Russia Negotiation Dynamics U.S. Involvement Gaza Conflict Ceasefire Talks Cease-fire Proposals UN Resolutions Russia Absence Russian Federation Iran's Position Security Guarantees International Sanctions Turkey's Role Global Diplomacy Sovereignty Issues NATO Relations Military Support Territorial Integrity Human Rights Geopolitical Tensions Trump's Peace Proposals Zelenskyy's Leadership Trump's Stance on Ukraine Peace Efforts