Ireland national field hockey team was created in 2000.
India men's national field hockey team was created in 1928.
Great Britain national field hockey team was created in 1920.
field hockey
field hockey
Dita Field Hockey was created in 1891.
USA Field Hockey was created in 1922.
Field hockey is the national winter game of Pakistan.
Field Hockey
Georgia Field Hockey Association was created in 1991.
Romanian Field Hockey Federation was created in 2003.
India has no official national sport according to the ministry of sports. However, as noted by Wikipedia, the de facto (unofficial) national sport is Field Hockey.