Other O’Neill families have settled in the cities of Río Piedras and Caguas. That family, after Sir Turlough’s death, remained hostile to the Earl and often sided with the English when in conflict with the rest of the Tyrone O’Neills. O’Neills of Clanaboy O’Neill of Clanaboy. Justice Wilcox’s judgment is noteworthy for several reasons. It highlights Perth’s wealth of post-European settlement writings which provide an insight into Aboriginal life, including laws and customs, around the time of settlement in 1829 and also into the beginning of the last century.