Dumbledore would be a criminal under Section 377 and dementors would be arrested for kissing in public.
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1. Dumbledore would've been a criminal under Section 377.
2. Your Hogwarts letter would never come because of the high cut-off.
3. Mudbloods would be the SC and OBCs of Hogwarts.
4. Ron and Hermione would never be able to be together because of the caste system.
5. Narendra Modi would've started his career as an eccentric professor called Mad Eye Modi.
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6. The Weasley family would be booked under "Hum Do Humare Do."
7. The Floo network would stop working when it rained and commuters would be stuck in chimneys for hours.
8. The Hogwarts Express trolley witch would be replaced by a man yelling "chai coffee saaandwiiiich."
9. Rita Skeeter would be a writer for Bombay Times.
10. The Sorting Hat would take bribes.