http://www.idbsu.edu/courses/hy101/peloponn/04.htmThe Peloponnesian War - Page 4 of 17
Sparta still feared Athens, however, and she was not alone. In particular, Corinth disliked the arrangements because Corinth was the second-largest naval power in Greece. Corinth took the lead in painting Athens as a threat to Greek liberty, a picture readily believed in Sparta and elsewhere. For her part, Athens insisted that she was the natural leader of the Greeks, her worthiness having been proved in both war and peace.