Although there is not a necessary definition for something considered to be morally, ethically, or legally accepted in a society, everyone has an individual connection to what may be considered good for society and what may be considered bad for society. The United States government has placed many strict laws on immigration that it proposes will produce a better immigration system. Other countries, through United Nations consensus, allow a minimum two year system for refugee relocation, with other countries such as Canada and Switzerland operating within a four-year system.