The Irish Terrier (Irish: Brocaire Rua) is a dog breed from Ireland, one of many breeds of terrier. The Irish Terrier is considered one of the oldest terrier breeds. The Dublin dog show in 1873 was the first to provide a separate class for Irish Terriers. By the 1880s, Irish Terriers were the fourth most popular breed in Ireland and Britain.The Irish Terrier is an active and compactly sized dog that is suited for life in both rural and city environments. Its harsh red coat protects it from all kinds of weather. Irish Terriers are active dogs and need and enjoy consistent mental and physical challenges; well-trained Irish Terriers may do well at a variety of dog sports, such as dog agility.