| | Geologic Time | | | 4.6 Million B.C. -to- 2.6 Million B.C. |
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| | Stone Age | | Palaeolithic | 2.6 Million B.C. -to- 10,000 B.C. |
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| | | | Mesolithic | 10,000 B.C. -to- 8,000 B.C. |
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| | | | Neolithic | 8,000 B.C. -to- 3,500 B.C. |
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| | Bronze Age | | Early Bronze Age | 3,500 B.C. -to- 2,000 B.C. |
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| | | | Middle Bronze Age | 2,000 B.C. -to- 1,600 B.C. |
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| | | | Late Bronze Age | 1,600 B.C. -to- 1,200 B.C. |
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| | Iron Age | | | 1,200 B.C. -to- 500 B.C. |
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| | Classical Antiquity | | | 500 B.C. -to- 500 A.D. |
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| | | | Byzantine Era | 330 A.D. -to- 1453 A.D. |
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| | Middle Ages | | | 500 A.D. -to- 1,500 A.D. |
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| | | | Age of Exploration | 1,400 A.D. -to- 1,600 A.D. |
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| | Renaissance Period (Early Modern Age) | | | 1,500 A.D -to- 1,750 A.D. |
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| | Late Modern Age | | | 1,750 A.D. -to- 1945 A.D. |
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| | | | Age of Enlightment | 1,688 A.D. -to- 1,789 A.D. |
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| | | | Age of Revolution | 1,765 A.D. -to- 1,849 A.D. |
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| | | | Industrial Revolution | 1,760 A.D. -to- 1,840 A.D. |
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| | Contemporary History | | | Within Living Memory |
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Reference points in history;
- Edict of Toleration - 311 A.D. - (AKA Edict of Serdica) Ended persecution of Christians.
- Edict of Milan - 313 A.D. - Made Christianity Legal
- 323 A.D. - Christianity became official religion of Rome
- Edict of Theodosios - 380 A.D. - Made Nicene Christianity official religion