The Lorica (loh-RYE-kah) is a long prayer believed to be written by Saint Patrick. It is also called “The Breastplate of Saint Patrick.” A lorica or breastplate is piece of armor, like a mail coat, worn by soldiers. The prayer is called a “Lorica” because it is asking for God’s protection.Saint Patrick came to bring the good news of Jesus to people that did not know him. Many people were converted and became Christians. Others were not happy that Saint Patrick ...