Pan American Chess Championship was created in 1974.
South American Chess Championship was created in 1921.
North American Computer Chess Championship was created in 1970.
Columbia University won the first American Intercollegiate Chess League in 1892.- Bill Wall
Lithuanian Chess Championship was created in 1929.
Italian Chess Championship was created in 1921.
Paraguayan Chess Championship was created in 1938.
Japanese Chess Championship was created in 1969.
Argentine Chess Championship was created in 1921.
Commonwealth Chess Championship was created in 1950.
Bulgarian Chess Championship was created in 1933.
Spanish Chess Championship was created in 1928.