Conversation so far:
What legacy did J. R. Jayewardene have?
On the economic front, J. R. Jayewardene's legacy was decisive. Since Jayewardene's reforms, the island has maintained healthy growth despite the civil war.
How was J. R. Jayewardene's legacy decisive on the economic front?
For thirty years after independence, Sri Lanka had struggled with slow growth and high unemployment. Since J. R. Jayewardene's reforms, the island has maintained healthy growth despite the civil war.
What reforms did J. R. Jayewardene do?
J. R. Jayewardene opened the heavily state-controlled economy to market forces, which many credit with subsequent economic growth, and introduced economic policies emphasizing private sector development.
What else did J. R. Jayewardene leave behind in his legacy besides economic reforms?
When J. R. Jayewardene took office, ethnic tensions were present but the country was at peace. By the end of his tenure, Sri Lanka was facing two civil wars.

Question: when did he die
Self-contained rewrite: when did J. R. Jayewardene die