United States Marine Corps A decade later, in the Mexican–American War (1846–1848), the Marines made their famed assault on Chapultepec Palace in Mexico City, which would be later celebrated as the "Halls of Montezuma" in the Marines' hymn. In the 1850s, the Marines would see further service in Panama and Asia, attached to Matthew Perry's East India Squadron on its historic trip to the Far East. The Marine Corps played a small role in the Civil War (1861–1865); their most prominent task was blockade duty. As more and more states seceded from the Union, about a third of the Corps' officers left the United
Flag of the United States Marine Corps of some type is referred to as a standard. When the national flag is flown from a ship, it is referred to as the national ensign. Flag of the United States Marine Corps The flag of the United States Marine Corps (also known as the standard or battle color) is the flag used to represent the U.S. Marine Corps, as well as its subsidiary units and formations. The official flag is scarlet with the Corps emblem in gray and gold. It was adopted on 18 January 1939, although Marine Corps Order 4 had established scarlet and gold as the official