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.

Question: What else did he leave behind?
Self-contained rewrite: What else did J. R. Jayewardene leave behind in his legacy besides economic reforms?