were there a hypotheses for the collapse of this culture?
No. The collapse was due to the lack in the defence measures that could not prevent the final destruction and collapse of the Mycenaean states.
Mycenaean Greece
None of the defence measures appear to have prevented the final destruction and collapse of the Mycenaean states. A second destruction struck Mycenae in c. 1190 BC or shortly thereafter. This event marked the end of Mycenae as a major power. The site was then reoccupied, but on a smaller scale. The palace of Pylos, in the southwestern Peloponnese, was destroyed in c. 1180 BC. The Linear B archives found there, preserved by the heat of the fire that destroyed the palace, mention hasty defence preparations due to an imminent attack without giving any detail about the attacking force.

As a result of this turmoil, specific regions in mainland Greece witnessed a dramatic population decrease, especially Boeotia, Argolis and Messenia. Mycenaean refugees migrated to Cyprus and the Levantine coast. Nevertheless, other regions on the edge of the Mycenaean world prospered, such as the Ionian islands, the northwestern Peloponnese, parts of Attica and a number of Aegean islands. The acropolis of A
where did the mycenaeans migrate from to get to greece UNANSWERABLE what is mycenaean greece? It is an Ancient Greek civilisation, spanning a period from approximately 1600–1100 BC during which period or age did this civilization exist? It existed during 1600-1100 BC was it during the bronze age? Yes it was. what is the aforementioned age? The Bronze Age is a historical period that was characterized by the use of bronze. is this civilization (mentioned in the beginning) named after an archeological site? UNANSWERABLE what are some of the major events took place in the shaft grave era? The mainstream consensus among modern Mycenologists is that Mycenaean civilization, exemplified in the Shaft Graves, originated and evolved from the local socio-cultural landscape of the Early and Middle Bronze Age in mainland Greece with influences from Minoan Crete, a significant increase in the population and the number of settlements occurred & A number of centers of power emerged in southern mainland Greece
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Mycenaean Greece [SEP] Final collapse
None of the defence measures appear to have prevented the final destruction and collapse of the Mycenaean states. A second destruction struck Mycenae in c. 1190 BC or shortly thereafter. This event marked the end of Mycenae as a major power. The site was then reoccupied, but on a smaller scale. The palace of Pylos, in the southwestern Peloponnese, was destroyed in c. 1180 BC. The Linear B archives found there, preserved by the heat of the fire that destroyed the palace, mention hasty defence preparations due to an imminent attack without giving any detail about the attacking force. As a result of this turmoil, specific regions in mainland Greece witnessed a dramatic population decrease, especially Boeotia, Argolis and Messenia.