The new municipality was called Ulrum at first , but was renamed to De Marne in 1992 .
Ulrum was a separate municipality until 1990 , when it merged with Eenrum , Kloosterburen , and Leens .
The new municipality was called municipality at first , but was renamed to De Marne in 1992 .
Ulrum was a separate municipality until 1990 , when it merged with Eenrum , Kloosterburen , and Leens .