now and then revising itself.   http://www.telegraphindia.com/1090925/jsp/opinion/story_11540148.jsp Hindi–Urdu controversy From Wikipedia, the free encyclopedia Jump to: navigation , search Status change of languages Urdu replaces Persian 1837 Hindi and Urdu granted equal status 1900 Hindi replaces Urdu 1950 The Hindi-Urdu controversy is an ongoing dispute—dating back to the 19th century—regarding the