The only countries that have been to all Summer Olympics are Australia, Great Britain, France, Switzerland and Greece. Since the first Winter Olympics in 1924 only Switzerland, France and Great Britain have take part in each Winter Games. So three nations have competed at all Summer and Winter Olympics - Switzerland, France and Great Britain.
That would be the United States who has hosted 8 Olympics, 4 Winter and 4 Summer: Summer - 1904 - St. Louis
1932 - Los Angeles
1984 - Los Angeles
1996 - Atlanta Winter - 1932 - Lake Placid
1960 - Squaw Valley
1980 - Lake Placid
2002 - Salt Lake City
Australia
Greece
Greece leads the march past at every Olympic games. Greece is given the privilege as she is the nation where modern Olympics was held for the first time.
Great Britain, Italy, and Switzerland.
greece
Greece
Yes, it is a modern nation.
Greece because it is the birthplace of the olympics
204 nations were invited to come. Two nations are competing under the olympic flag, they are counted as one in the nation count.
For the history of the modern nation-state, see History of modern Greece. ..... in what became the Chremonidean War, after the Athenian leader Chremonides.
Greece. The 1896 Summer Games and the 2004 Summer Games were both held in Greece.
greece is the country that leads the march past because it is the nation where olympics were first held