# 1918 explained — Triplanetary > Chapter companion for Triplanetary by E. E. Smith. ## What happens Captain Ralph Kinnison, an American pilot in World War I, is shot down behind enemy lines but escapes to friendly territory. After delivering a critical message to General Weatherby, he is severely wounded by artillery fire and undergoes a grueling recovery in military hospitals, ultimately surviving but being permanently removed from combat. ## Themes in this chapter ### Heroism and Personal Sacrifice Kinnison risks his life to deliver a vital message despite severe injuries, embodying personal sacrifice for the greater good. ### Sacrifice for the Greater Good Kinnison's determination to relay information to General Weatherby prioritizes the mission over his own survival. ## Character check-ins ### Captain Ralph Kinnison The protagonist; an American pilot shot down, wounded, and hospitalized during WWI. ### Weatherby General Weatherby; receives Kinnison's urgent message about the rectification of a supply line. ## Key lines > He himself spoke to General Weatherby—the doctors, knowing him to be a Captain of Aviation and realizing that his message should go direct, helped him telephone. He himself received the General’s sizzlingly sulphurous assurance that relief would be sent and that that quadruply-qualified line would be rectified that night. Kinnison personally called General Weatherby with the help of doctors, and received a fiery promise that reinforcements would be dispatched and the supply line fixed that night. _Highlights Kinnison's determination and the urgency of his mission._ > For Captain Ralph K. Kinnison, the war was over. Kinnison's combat service ended due to his severe wounds. _Closes the chapter with a definitive statement about his military career._ ## Links - HTML: https://www.betterreads.online/discover/triplanetary_se/chapters/iv-1918 - Book: https://www.betterreads.online/discover/triplanetary_se - All chapters: https://www.betterreads.online/discover/triplanetary_se/chapters