When will you completely close a world?
The exact closing process is defined by InnoGames, considering many essential factors. All worlds are monitored on an ongoing basis and when player activity drops significantly on many levels after the migration was enabled, the exact closing date will be announced. Please note, that if the migration is enabled on your world, you don't need to wait till it will be announced the complete closure, your can anytime transfer your character to another world.
Related articles
Czech 
Danish 
Dutch 
French 
German 
Greek 
Hungarian 
Italian 
Polish 
Portuguese 
Portuguese (Brazil) 
Romanian 
Russian 
Slovak 
Spanish 
Swedish 
Turkish