Final answer:
Hassan and his family would be considered involuntary long-term travelers due to the conflict between Israel and Hezbollah in southern Lebanon.
Step-by-step explanation:
Hassan and his family, who left their home in southern Lebanon due to the conflict between Israel and Hezbollah, would be considered involuntary long-term travelers. They were forced to leave their home because of the ongoing conflict in the region. Involuntary long-term travelers are individuals or families who are displaced from their homes for an extended period of time due to conflict, persecution, or natural disasters.