Following is the chronology of 2016 DMK patriarch advised rest He skips campaign for Dec 1: Admitted to Kauvery Hospital for further Dec 8: Advised rest following discharge from hospital. Dec 15: Admitted again to hospital due to breathing difficulty. Dec 16: Undergoes tracheostomy;condition stable. Dec 23: Recovers, discharged from hospital. 2017: Aug 16: Karunanidhi undergoes minor procedure at Oct 19 : After nearly a year, Karunanidhi makes his 2018: July 18: Karunanidhi undergoes procedure at Kauvery July 25: Seeking to assuage concerns over the top July 26: Kauvery Hospital says there has been slight July 27: Political leaders make a beeline for the July 28: Shifted to Kauvery Hospital at 1.30 am due to July 29: Amid anxiety about the leaders health, at50 pm the hospital says there is a transient setback in his July 30: Chief Minister K Palaniswami and July 31: Hospital says Karunanidhi will require an Aug 1 : DMK says 21 of its party workers have died Aug 2: Sri Lankan Prime Minister Ranil Wickremesinghe Kerala Chief Minister Pinarayi Vijayan Aug 3: JDS chief and former Prime Minister Deve Aug 4: Andhra Pradesh Chief Minster N Chandrababu Aug 5: President Ram Nath Kovind visits Karunanidhi at Aug 6: Hospital says there has been a decline in the Aug 7: Hospital says DMK chiefs condition is40 pm that Karunanidhi died at10 pm.