Friesland. This title was also used after Holland was united with Hainault, Bavaria-Straubing, and the Duchy of Burgundy. The titles eventually lost their importance, and the last count, Philip II of Spain, only mentioned them halfway through his long list of titles. Notes The area of 50.000 km² in the infobox is after the Battle of Cologne. Footnotes References Further reading , Geschiedenis van Nederland, Amsterdam, 1995. , Koningen van de Noordzee, 2003. Geschiedenis van Friesland'', 1980. 734 disestablishments 8th-century disestablishments in Europe Barbarian kingdoms Frisia History of Frisia States and territories established in the 7th century States and territories disestablished in the 8th century