John (Johnnie) White (died 2007) was a high-ranking staff officer of the Official Irish Republican Army (Official IRA) in Derry, Northern Ireland and later Adjutant General of the Irish National Liberation Army (INLA). He was a key figure in Derry in the early years of the Troubles, and played a prominent role in the events surrounding the creation and defence of Free Derry.

Based on the paragraph above can we conclude that "John White died of old age"?
It's impossible to say