Conversation so far:
What was Lyndon B. Johnson War on Poverty?
The war on poverty is the unofficial name for legislation first introduced by U.S. President Lyndon B. Johnson during his State of the Union address on Wednesday, January 8, 1964.
Why did Lyndon B. Johnson feel he needed to act?
This legislation was proposed by Lyndon B. Johnson in response to a national poverty rate of around nineteen percent.

Question: When did he address healthcare?
Self-contained rewrite: When did Lyndon B. Johnson address healthcare?