Minoan eruption northeast of Santorini. The ash found on Crete is now known to have been from a precursory phase of the eruption, some weeks or months before the main eruptive phases, and it would have had little impact on the island. Santorini ash deposits were at one time claimed to have been found in the Nile delta, but this is now known to be a misidentification. The Minoan eruption is a key marker for the Bronze Age chronology of the Eastern Mediterranean world. It provides a fixed point for aligning the entire chronology of the second millennium BCE in the Aegean,
Periodisation of the Indus Valley Civilisation the two main urban-focused developments in South Asia," and They also note that the term "Integration Era" may not be applicable to the whole of South Asia for the period of the Mature Harappan Civilisation, because "large swathes of northern and southern South Asia were unaffected by what was, on a subcontinental scale, a regional feature." Periodisation of the Indus Valley Civilisation Several periodisations are employed for the periodisation of the Indus Valley Civilisation. While the Indus Valley Civilisation was divided into Early, Mature and Late Harappan by archaeologists like Mortimer Wheeler, newer periodisations include the Neolithic early farming settlements,