Under the statesman Cleisthenes, the issue of this union, the Alcmaeonids became supreme in Athens about 5r B.C. To them was generally attributed (though Herodotus disbelieves the story - see Greece, Ancient History, sect.
Of that built by the Alcmaeonids in the 6th century B.C. considerable remains have been found, some in the foundations of the later temple and some lying where they were thrown by the earthquake.
25) says of Alcibiades that his grandfather was a Eupatrid and his grandmother an Alcmaeonid, which suggests that in the 5th century the Eupatrids were a single clan, like the Alcmaeonids, and that the name had acquired a new signification.
The Alcmaeonids fled and Peisistratus remained in power for about five years, during which Solon's death occurred.
The Alcmaeonids were compelled to leave Athens, and from 1 It is suggested with probability that the Diacrii were rather the miners of the Laurium district (P. M.