Some nations rate higher than others in terms of safety and security. Here are the top 20 safest countries in the world, ranked by various criteria such as natural disaster risk, political stability, and crime rate. Among them are Iceland, New Zealand, Portugal, Austria, Denmark, Canada, Singapore, Slovenia, Japan, Switzerland, Czech Republic, Norway, Ireland, Finland, Australia, Germany, Sweden, Netherlands, Belgium, and the United Kingdom. These nations enjoy political stability, low crime rates, and little chance of natural calamities.