Question: When did the dh rule start in baseball?
Disambiguated questions and answers: question: When did the American league regular season dh rule start in mlb baseball?
When did the world series dh rule in even years start in mlb baseball?
When did the world series dh rule in every game at an American League stadium in even years start in mlb baseball?
When did the dh in all-star games at American League stadiums rule start in mlb baseball?
When did the dh in all all-star games rule start in mlbbaseball?
When did the dh rule start in Japanese Pacific League baseball?
answer: 1973
1976
1986
1989
2010
1975
Natural Questions answer: 1973 (from the Wikipedia article "Designated hitter")