Australia Ownership is strictly prohibited unless there are "genuine reasons" such as licensed sport, animal control or employment requirements. Brazil If you are over 25 and have registered a weapon, you are free to keep it indoors. The country has the second-highest gun-related death rate after the US. Canada Significantly stricter than the neighbouring US. To acquire a licence, applicants must undertake a safety course, pass a criminal records check and be... (GunPolicy.org)