Possible Clues:

• Ignoring space cadet Enterprise keeps peace during hostilities
• Thaw providing running water outside shelter
• Easing of international hostility
• Almost consider drinking wine will bring an easing of tension
• English figure replacing one in romantic encounter? It reduces tension
• Improvement of political relations
• Cooling off period
• Relaxed relations
• Make river flow round temporary home for relaxation
• Big thaw causes river to swamp shelter