The medal was made by the United States Mint Bailey Banks & Biddle Company and is numbered on the rim in the 6 o’clock position, “6571”. It comes professionally re-ribboned on an old ribbon (does not glow under a black light) on its original split broach that has an open loop catch. The Mexican Service Medal is an award of the United States Navy. It recognizes those service members who performed military service between the dates of April 12, 1911 and June 16, 1919. To be awarded the Mexican Service Medal, a service member was required to perform military duty during the time period of eligibility and in one of the following military engagements. Veracruz Expedition: April 21 to November 23, 1914. Punitive Expedition into Mexico: March 14, 1916 to February 7, 1917. Buena Vista, Mexico: December 1, 1917. San Bernardino Canyon, Mexico: December 26, 1917. La Grulla, Texas: January 8 – January 9, 1918. Pilares, Chihuahua: March 28, 1918. Nogales, Arizona: November 1-26, 1915, or August 27, 1918. El Paso, Texas and Ciudad Juárez, Chihuahua: June 15 – June 16, 1919. The United States Navy issued the Mexican Service Medal to members of the Navy and Marines who participated in any of the above actions, as well as to service members who served aboard U. Naval vessels patrolling Mexican waters between April 21 and November 26, 1914, or between March 14, 1916, and February 7, 1917. The Mexican Service Medal was also awarded to any service member who was wounded or killed while participating in action any against hostile Mexican forces between April 12, 1911 and February 7, 1917. The medal and ribbon are in are in good condition but does show some age as can be seen in the photos. Please be sure to check out the large photos I have posted and judge condition for yourself. If you have any questions, please feel free to ask.