The main feature of President Johnson's Great Society was a push to eliminate poverty.
Johnson attempted to do this in a number of ways. He attempted to do this through education, providing Head Start programs for disadvantaged children who were too young for school and creating the work-study program to help college students. He attempted to do this through job training programs like the Job Corps. He attempted to do this by creating the Medicaid program that would allow poor people access to good health care. Finally, he attempted to do this with the Community Action Program, which gave money to poor communities to improve themselves.
In all of these ways, Johnson was attempting to end poverty. This was the main feature of the Great Society