About Irish: The Irish language started its history from the 3rd or 4th century. It plays a vital role in the culture and heritage of the island. In the 17th century, the First Bible in Irish language was translated. It became a mostly spoken language until the Gaelic Revival of the late 19th century. Early Modern Irish known as Classical Irish or Classical Gaelic. It was the most widely spoken language on the island of Ireland until the 19th century.