No. There are many regional traditional costrumes, but not national.
National Council for the Traditional Arts was created in 1933.
The National Center for Korean Traditional Performing Arts was created in 1950.
Kabbadi is the national sport in Bangladesh.
The national dress is a grass skirt known as a "sulu"
The national anthem "Biladi Biladi Biladi" is seen as traditional. There are also traditional Egyptian singers like Umm Kulthum who have entire discographies of traditional Egyptian balads.
Yes Uruguay does have traditional dances. Some of the dances are the tengo and the pericon (national dance)
some traditional dances in Venezuela are the meringue, the polka, the joropo, and the ballet hispanico.
sepak takraw
National foods in Sweden include fish, meat and potatoes, Swedish meatballs with gravy and traditional pancakes
It's probably a traditional sport. Not soccer
There is no national dress. Instead, the individual cantons (states) and districts have their own local traditional dress, now usually worn only on special occasions. In some places there are quite elaborate conventions about traditional dress. For example, the dress for single women can be sexy, while married women have to dress more soberly.