Around 4,500 B.C. the first farmers arrived at the Burren in county Cavan. They cleared forestry and created settlements where they lived, worshiped, and died. Remains of these settlements are evident from the magnificent archaeological monuments like the Giant’s Grave wedge tomb.

O'Reilly (Irish: Ó Raghallaigh) is a group of families, ultimately all of Irish Gaelic origin, who were historically the kings of East Bréifne in what is today, County Cavan. The kingdom lasted from 1256 to 1607.

The Plantation of Ulster from 1610 saw the settlement and origins of several new towns within the county. Wars during the mid-seventeenth century aimed at trying to unsettle the Plantation only led to further plantations of English and Scottish settlers into the county and the beginnings the flax and linen industry.

Some areas of Cavan were hard hit by the Great Famine/Hunger between 1845–49. Several instances of eviction also occurred during the…