Shillong: Former President A P J Abdul Kalam, a popular head of state between 2002 and 2007, died on Monday after collapsing during a lecture at IIM Shillong.

Kalam, who would have turned 84 in October, was confirmed dead more than two hours after he was wheeled into the ICU of Bethany hospital in a critical condition following the collapse at around 6.30 PM. Doctors said Kalam had suffered a cardiac arrest.