Career
He held the rank of lieutenant during the occupation of Nicaragua. Citation The is presented to Merton A. Richal, First Lieutenant, United States. Marine Corps, for extraordinary heroism, coolness, and excellent judgment in the performance of duty in command of a Marine patrol in an engagement at Las Cruces, Nicaragua, on 1 January 1928.
When attacked on this occasion by a vastly superior force, Lieutenant Richal rushed to the advance guard position through a devastating fire, and although shot through the eye in the early stages of the fighting made a heroic effort to direct the fire and action of his command until forcefully taken to the rear where he collapsed.