claim: The American Civil War lasted 4 years.
evidence: Boundary delimitation -LRB- or simply delimitation -RRB- is the drawing of boundaries , particularly of electoral precincts , states , counties or other municipalities .. precincts. precincts. states. Federated state. In the context of elections , it can be called redistribution and is used to prevent unbalance of population across districts .. redistribution. Redistribution ( election ). Unbalanced or discriminatory delimitation is called `` gerrymandering . ''. gerrymandering. gerrymandering. Though there are no internationally agreed processes that guarantee fair delimitation , several organizations , such as the Commonwealth Secretariat , the European Union and the International Foundation for Electoral Systems have proposed guidelines for effective delimitation .. Commonwealth Secretariat. Commonwealth Secretariat. European Union. European Union. International Foundation for Electoral Systems. International Foundation for Electoral Systems. In international law , the related national delimitation is the process of legally establishing the outer limits -LRB- `` borders '' -RRB- of a state within which full territorial or functional sovereignty is exercised .. Occasionally this is used when referring to the maritime boundaries as well , in this case called maritime delimitation .. maritime boundaries. maritime boundary