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".
... the time of Justinian, he was a Christian and possibly bishop of Croton. In approximately 580, he wrote "De origine actibusque Getarum[?]" (The origin and deeds of the ...