same way as they take away the money they can take away the land. The only good insurance that we could have is people with high moral values. People that don't go around shooting other people for food. People, who serve in police and protect citizens – not power elite. Army that serves people. Therefore what must be worked on is people's awareness and consciousness.
That's the only better way. Some supplies for the first weeks of crisis is good too, but they are only as good as the people around you.