Fortifications are militaryconstructions designed for defensivewarfare. They have been used for many thousands of years, in a variety of increasingly complex designs. The practice of improving an area's defense is also known as "fortification". Many military installations are known as forts, although they are not always "fortified".
... J.P., Human Rights and the United Nations: A Great Adventure (New York: Transnational Publishers, 1984)
Beaudoin G.-A. & E. Ratushny, The Canadian Charter of Rights ...