History: A U.S. Marine shows a message written on the back of his flack vest at the Khe Sanh combat base in Vietnam on Feb. 21, 1968 during the Vietnam War.[1575 × 1081]

https://i.redd.it/7hniqshc967z.jpg via /r/HistoryPorn https://www.reddit.com/r/HistoryPorn/comments/6ksz1m/a_us_marine_shows_a_message_written_on_the_back/?utm_source=ifttt