My comment: The report cites
(a) Tyrone C Marshall Jr, US Pacific Command Symposium Enhances Regional Stability.US Department of Defense, May 19, 2015. www.defense.gov/news/newsarticle.aspx?id=128853
You may skip it (nothing important here) and go straight to the next.
(b) 10031 (which author's code), Foreign Military Leaders Observe US Marine Corps Amphibious Landing During US Pacific Command Amphibious Leaders Symposium. US Marine Corps, May 20, 2015. www.marines.mil/News/NewsDisplay ... ng-during-us-p.aspx
(i) 15th Marine Expeditionary Unit (MEU) "is currently based out of Marine Corps Base Camp Pendleton, California." Wikipedia (The camp is north of City of San Diego, "named for Major General Joseph Henry Pendleton who had long advocated the establishment of a West Coast training base." Wikipedia)
(ii) USS Rushmore (LSD-47)
en.wikipedia.org/wiki/USS_Rushmore_%28LSD-47%29
(iii)
(A) Culebra Koa 15 = Culebra Koa in 2015
(B) As for the meaning of "Culebra Koa"?
Hope Hodge Seck, Pacific Seabasing Exercise Will Highlight New Ships. Marine Corps Times, Apr 6, 2015 www.marinecorpstimes.com/story/m ... ine-corps/70851664/
("'Culebra' pays tribute to the first fleet landing exercises conducted by the US Navy and US Marine Corps between 1935 and 1941 on the beaches of Culebra Island, [Puerto Rico]. And 'Koa,' which means 'warrior' in Hawaiian, recognizes the location of the exercise off the coast of Oahu") (brackets original)
(C) Culebra, Puerto Rico
en.wikipedia.org/wiki/Culebra,_Puerto_Rico
(Isla Culebra (Spanish, "Snake Island")
(D) Spanish English dictionary
culebra (noun feminine; Latin colubra, which is feminine form of coluber snake)
en.wiktionary.org/wiki/culebra