Do I need to call the police after I am accidentally injured while traveling abroad in a group and return home?

The police need to be called. After returning to your country, you can immediately contact the local police and report to them any accidental injuries that occurred during your trip abroad. They will record your report and provide relevant guidance and help. Before calling the police, try to retain evidence related to the accidental injury. , such as medical reports, photos, videos, etc., these evidences can be used as supporting materials for reporting crimes and help the police investigate and handle the case.