(4.51) During the same winter the Chians dismantled their new walls by order of the Athenians, who suspected that they meant to rebel, not however without obtaining from the Athenians such pledges and assurances as they could, that no violent change should be made in their condition. So the winter came to an end; and with it the seventh year in the Peloponnesian War of which Thucydides wrote the history.