Sverresborg (Norwegian: ''Sverresborg i Bergen'') is a

fortress A fortification is a military construction or building designed for the defense of territories in warfare, and is also used to establish rule in a region during peacetime. The term is derived from Latin ''fortis'' ("strong") and ''facere'' ...

and former

castle A castle is a type of fortified structure built during the Middle Ages predominantly by the nobility or royalty and by military orders. Scholars debate the scope of the word ''castle'', but usually consider it to be the private fortified r ...

situated in the

Norwegian Norwegian, Norwayan, or Norsk may refer to: *Something of, from, or related to Norway, a country in northwestern Europe * Norwegians, both a nation and an ethnic group native to Norway * Demographics of Norway *The Norwegian language, including ...

city of

Bergen Bergen (), historically Bjørgvin, is a city and municipality in Vestland county on the west coast of Norway. , its population is roughly 285,900. Bergen is the second-largest city in Norway. The municipality covers and is on the peninsula o ...

History

It was built by King

Sverre Sigurdsson Sverre Sigurdsson ( non, Sverrir Sigurðarson) (c. 1145/1151 – 9 March 1202) was the king of Norway from 1184 to 1202. Many consider him one of the most important rulers in Norwegian history. He assumed power as the leader of the rebel party ...

(ca. 1150–1202) in the mid 1180s, 250 meters northeast of

Bergenhus fortress Bergenhus fortress ( no, Bergenhus festning) is a fortress located in Bergen, Norway. Located at the entrance of Bergen harbour, the castle is one of the oldest and best preserved stone fortifications in Norway. History The fortress contains ...

. King

also had a

Sverresborg Sverresborg (Norwegian:''Sverresborg i Trondheim'') or ''Sverre Sigurdsson's castle'' (''Kong Sverres borg'') was a fort and residence built in the medieval city of Nidaros (later Trondheim) by King Sverre Sigurdsson. The fortification was built ...

built in

Trondheim