GHANA
I believe 204
All European countries but Vatican City and Kosovo participated in the 2012 London Olympics.
All European countries with the exception of Vatican City and Kosovo participated at the 2012 London Olympic Games.
204 nations or National Olympic Committees (NOCs) participated in the 2012 London Olympics.
204 nations were invited to come. Two nations are competing under the olympic flag, they are counted as one in the nation count.
Of course, Romania participated to the Olympic Games of London in 2012.
204 countries participated in the 2012 London Olympics.
204
204 countries
205 countries are expected in Olympics 2012.
204 countries participated in London 2012