Argentina In the Olympics London 2012

Argentina first participated at the Olympic Games in 1900.

Argentine Athletes have won a total of 66 medals at the Summer Olympic Games, mostly in boxing. 

The National Olympic Committee for Argentina was created and recognized in 1923.

If you want to get more info, 
you can visit the following links (In Spanish) 

http://www.damepelota.com.ar/category/juegos-olimpicos/

http://www.patriaolimpica.com/index.php