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".
... in the first flight of the Typhoon prototype in 1994 (then just known as the Eurofighter EF 2000).
Despite many delays and controversies over cost, the Typhoon is ...