The Neolithic Period, (or “New Stone”) period is the final stage of cultural evolution or technological development among prehistoric humans.
The Mesolithic (or “middle stone”) period is traditionally that time period in the Old World between the last glaciation at the end of the Paleolithic (~12,000 years ago) and the beginning of the Neolithic (~7000 years ago), when farming communities began to be established.
Bronze / Iron Age
The Bronze Age is the second principal period of the three-age Stone-Bronze-Iron system, as proposed in modern times by Christian Jürgensen Thomsen, for classifying and studying ancient societies.
The early medieval history of Ireland, often called Early Christian Ireland, spans the 5th to 8th centuries, from the gradual emergence out of the protohistoric period (Ogham inscriptions in Primitive Irish, mentions in Greco-Roman ethnography) to the beginning of the Viking Age.
The Medieval Period or Middle Ages occurred after the Golden Age Period in Ireland. People were already coming from all over Europe to study in Ireland’s monasteries, to trade and even settle.
The modern era includes the early period, called the early modern period, which lasted from c. 1500 to around c. 1800 (most often 1815). Particular facets of early modernity include: The Renaissance. The Reformation and Counter Reformation.