Haryana was formed after the Punjab Reorganisation Act split the old state.
The celebration thanks farmers, athletes, soldiers and teachers.
Leaders talk about growing schools, new roads, and helping women start businesses.
The goal is a strong and happy India by 2047.
The day marks when the state was created in 1966.
Prime Minister Narendra Modi praised the people for their hard work in farming, sports, defence and education.
The leaders said the state’s traditions and bright culture help the whole country.
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