Minoan civilization expand their influence. It is likely that the original hierarchies of the local elites were replaced by monarchies, a precondition for the palaces. At the end of the MMII period (1700 BC) there was a large disturbance on Crete—probably an earthquake, but possibly an invasion from Anatolia. The palaces at Knossos, Phaistos, Malia and Kato Zakros were destroyed. At the beginning of the neopalatial period the population increased again, the palaces were rebuilt on a larger scale and new settlements were built across the island. This period (the 17th and 16th centuries BC, MM III-Neopalatial) was the apex of Minoan
Minoan eruption few months' warning. Since no human remains have been found at the Akrotiri site, this preliminary volcanic activity probably caused the island's population to flee. It is also suggested that several months before the eruption, Santorini experienced one or more earthquakes, which damaged the local settlements. Intense magmatic activity of the first major phase (BO/Minoan A) of the eruption deposited up to of pumice and ash, with a minor lithic component, southeast and east. Archaeological evidence indicated burial of man-made structures with limited damage. The second (BO/Minoan B) and third (BO/Minoan C) eruption phases involved pyroclastic flow and lava fountain