curfew was during world war 2. A curfew laws can be one of the following: An order by a government for certain persons to return home daily before a certain time. It can be imposed to maintain public order (such as those after the 2003 North America blackout and 2005 civil unrest in France), or suppress targeted groups (such as was enacted on Jewish people in Nazi Germany). Curfews have long been directed at certain groups in many cities or states, such as Japanese-American university students… (More on Curfew)