As we mentioned before with new millenlium it was started to given more than one city. Here is a list of capital cities during 1985 to 2019:
2019 - Italy
2018 - Netherlands, Malta
2017 - Denmark, Cyprus
2016 - Spain, Poland
2015 - Belgium, Czech Rep
2014 - Sweden, Latvia
2013 - France, Slovakia
2012 - Portugal, Slovenia
2011 - Finland: Turku, Estonia: Tallinn
2010 - Germany: Essen, Hungary: Pecs , Turkey: Istanbul
2009 - Austria:Linz, Lithuania: Vilnius
2008 - UK: Liverpool, Norway: Stavanger
2007 - Luxembourg : Luxembourg & Greater Region, Romania: Sibiu
2006 - Greece: Patras
2005 - Ireland: Cork
2004 - France: Lille, Italy: Genova
2003 - Austria: Graz
2002 - Belgium: Bruges, Spain: Salamanca
2001 - Portugal: Porto, Netherlands: Rotterdam
2000 - France: Avignon, Norway: Bergen, Italy: Bologna, Belgium: Brussels, Poland: Cracow, Finland: Helsinki, Czech Republic: Prague, Iceland: Reykjavik, Spain: Santiago de Compostela,
1999 - Germany: Weimar
1998 - Sweden: Stockholm
1997 - Greece: Thessaloniki
1996 - Denmark: Copenhagen
1995 - Luxembourg: Luxembourg
1994 - Portugal: Lisbon
1993 - Belgium: Antwerp
1992 - Spain: Madrid
1991 - Ireland: Dublin
1990 - UK: Glasgow
1989 - France: Paris
1988 - Germany: Berlin
1987 - Netherlands: Amsterdam
1986 - Italy: Florence
1985 - Greece: Athens
As you see in the list, there will be 3 capital city at the same time in 2010.
Link
See more...>>