In the years when he served Sparta, Alcibiades played a significant role in Athens's undoing; the capture of Decelea and the revolts of several critical Athenian subjects occurred either at his suggestion or under his supervision.
Pada tahun-tahun ketika ia melayani Sparta, Alkibiades memainkan peran penting dalam mengatasi kekacauan di Athena; penangkapan Dekeleia dan pemberontakan beberapa subyek Athena yang kritis terjadi baik atas sarannya atau di bawah pengawasannya.