In 1890 every state in the United States (then in the Union) adopted MEMORIAL DAY to honor those who lost their lives in the service of the United States Military. Since then service members may have their service noted on their tombstone or have markers placed by local veterans' groups.
Here is the link to the VA where a description of headstones, markers, and medallions, is given. National Cemetery Administration Headstones, Markers, and Medallions
Read about the no-cost benefits for veterans.
