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Time periods
Time periods
Geological time periods
Historical time periods
Medieval
1066-1539
Industrial Age
1751-1913
Post-Medieval
1540-1750
Modern Age
1914 to the present
Anglo Saxon
410-1065
Romano-British
43-409
Iron Age
800 BC - 42 AD
Bronze Age
2,600 BC - 800 BC
Neolithic
4,000 BC - 2,600 BC
Mesolithic
10,000 BC - 4,000 BC
Palaeolithic
1 million BC - 10,000 BC
Cambrian
540 million BC - 485 million BC
Carboniferous
360 million BC - 300 million BC
Jurassic
200 million BC - 145 million BC
Ordovician
485 million BC - 445 million BC
Permian
300 million BC - 250 million BC
Pleistocene
2.6 million BC - 10,000 BC
Precambrian
635 million BC - 540 million BC
Triassic
250 million BC - 200 million BC