The Royal Irish Regiment Formerly the 18th of Foot. The Sphinx, superscribed ‘Egypt’, commemorates the services of the regiment in Egypt in 1801. The Arms of Nassau with the motto Virtutis Namurcensis Proemium, were both bestowed upon the regiment by King William III as a reward for gallantry at Namur, 1695. Additionally, the Harp and Crown, thought to have been conferred on the regiment at the same time and for the same reason. The Dragon, superscribed ‘China’, commemorates the service of the regiment in China, 1840-1842.