Polish National Time Trial Championships was created in 1970.
Polish National Ballet was created in 2009.
Polish National Party was created on 2004-03-22.
Polish National-Territorial Region was created in 1990.
Polish National Catholic Church was created in 1897.
Polish National Radio Symphony Orchestra was created in 1935.
National Festival of Polish Song in Opole was created in 1963.
National Polish-American Sports Hall of Fame was created in 1973.
Polish National-Territorial Region ended in 1991.
Polish YMCA was created in 1923.
Polish International was created in 1975.
The Polish Bride was created in 1998.