Some events are obvious turning points in the course of history. Other events may go unnoticed by many, but are, nonetheless, turning points in determining how things will turn out. As an example, the headlines shout, "Don't ask, don't tell repealed," which means that the hotly debated policy of allowing homosexual individuals to serve in the military – as long as their sexual preference was kept private and not openly practiced or publicized to others – has been changed.