Fredriksberg Fortress was created in 1667.
"The soldiers defended the fortress as best they could." "The fortress was built to defend again attacks by Viking raiders." "His stoic demeanor was his fortress against the cruelty the world can inflict."
The plural of fortress is fortresses.
Citadell fortress
when the bible states fortress it is usually in a way of God being the fortress around the demons and the nememy himself, He as in God is the fortress and nothing can come against Him, and he is alo known as strong tower which is in meaning undestrucatble
Acro Polis
Yerevan Fortress was created in 1583.
Miracle Fortress was created in 2005.
Przemyśl Fortress was created in 1855.
Kaunas Fortress was created in 1915.
Iaal Fortress was created in 1816.
Shusha fortress was created in 1751.
Sky Fortress was created in 2010.
Kruševac Fortress was created in 1381.
Fortress of Mimoyecques was created in 1943.
Ajyad Fortress was created in 1781.
Kiev Fortress was created in 1927.
Dwarf Fortress was created in 2006.