Claim: Drobak in Viken county, Norway, was a city that was merged with Frogn and lost city status which it regained again by the 13th of February 2006 and was home to 13,409 inhabitants.
Evidence: It was merged with Frogn on 1 January 1962. It had city status between 1842 and 1962, upon which point the municipality was merged into the rural municipality Frogn and lost its city status. The city status was regained by the municipality council on 13 February 2006. 13,409