Chennai: Here is the timeline of how DMK leader and former chief minister M Karunanidhi died after less than a month of falling ill.* 19 July –  Karunandhi was admitted to Kauvery  Hospital to change the tracheostomy tube. But 4 pm on the same day, he was discharged and said to be in good cheer.
*  26 July – Karunanidhi was being treated at his Gopalapuram residence for urinary tract  infection and resultant fever.
* 28 July – Karunanidhi was admitted to the intensive care unit of Kauvery Hospital in early hours  after his blood pressure took a dip. Although his BP was stablised within two hours, he continued to be in the intensive care unit.
*  29 July – The hospital said Karunanidhi  suffered a ‘transient’ setback but  rallied back to normal.
* 31 July – For the  next one week, Karunanidhi’s health condition had remained stable with the hospital saying he had  responded well to treatment.
* 6 August – The nonagenarian’s  health condition declined. A medical bulletin issued by Kauvery Hospital executive director Dr Aravindan Selvaraj said, ‘Maintaining his organ functions continues to remain a challenge considering his age-related ailments. He is on continuous monitoring and being treated with active medical support. His response to the medical interventions over the next 24 hours will determine the prognosis.’
* 7 August – Karunanidhi’s health condition  ‘continues to be critical’, doctors treating him said.
* 7 August – Kauvery Hospital announces that Karunanidhi passed away at 6.10 pm.