This lecture focuses on the many challenges and operational tasks that have arisen on the Reykjanes Peninsula as a result of seismic activity and volcanic eruptions in recent years. The events are presented in chronological order, with each eruption examined individually, highlighting its specific impacts, damage, and operational challenges. Topics include evacuations, volcanic gas pollution, tourist safety, infrastructure protection, and the wide range of tasks faced by emergency responders, including rescue teams. Designed specifically for international visitors, the lecture provides valuable insight into how Iceland has managed and responded to one of the most significant volcanic and seismic events in its recent history.