Saint Demetrius Greek Catholic Church Porac, Slovakia Saint Demetrius Greek Catholic Church, Porac, Slovakia Saint Demetrius Greek Catholic Church was founded in 1640 in the town of Porac, Slovakia. The oldest records we have found for Saint Demetrius Greek Catholic Church date back to 1789. Gospel Book on Main Altar In the Liber Nativitdtis of Saint Demetrius Church the first birth recorded was ...