All Presidents of the United States of America ranked.
This list excludes presidents who served less than 1 year. Presidents are not only ranked by tier, but also placement in that tier, Washington is considered the greatest because he comes before Lincoln, while Buchanan is considered the worst, as he comes after Peirce, and so on throughout the list.
Credit to https://en.wikipedia.org/wiki/List_of_Presidents_of_the_United_States for the images.
