I'm not so sure that people consider homelessness to be as important as, say, the Vietnam War. One should never even try to equate them because, of course, they're tragedies on both sides of the coin. ↗
After every major conflict - World War I, World War II, Korea, Vietnam, the fall of the Soviet Union - what happened was that we ultimately hollowed out the force, largely by doing deep across-the-board cuts. ↗