+Eras are distinct [periods](/wiki/periods) of [time](/wiki/time), often defined by significant events, cultural shifts, or technological advancements. They mark a segment of history, separating one epoch from the next, providing a framework for understanding human progress and natural development.
+## See also
+- [Epochs](/wiki/epochs)
+- [Ages](/wiki/ages)
+- [Chronology](/wiki/chronology)
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