The defeat of this city's invasion force at Syracuse in 413 B.C. was the beginning of its end & the start of Sparta's rise
the Spartans invaded Attica for the first time 
and began to .... but these new forces proved incapable of defeating Syracuse, 
which enjoyed... [DOC] [TLE] Peloponnesian War - Ancient History Encyclopedia [PAR] The Peloponnesian Wars fought between Athens and Sparta and their ... the 
Greek city-states or poleis began to align themselves in protective alliances.