ocr: been farmers, agricultural laborers or herders. The hierarchical but peaceful society made up of these groups suffered a catastrophic destruction in about 1450 B.C. The immediate agent of destruction was fire. The source of the fire, however, remains in dispute. Internal strains leading perhaps to civil war or rebellion, a Mycenaean invasion and a major volcanic eruption have all been proposed. There is little trace of internal strain in the material record, and it seems unlikely that the Mycenaean newcomers present after the destruction would have ruined economically everything they had just ...