1) The document provides biographical information about Wilfred Owen, the author of the war poem "Dulce Et Decorum Est." It notes that Owen enlisted in the army in 1915 and served as a soldier until his death in 1918.
2) The context section explains that the poem was written during World War 1 and describes some of the horrors of that war, including the use of lethal gases and millions of deaths.
3) The poem powerfully depicts a gas attack on soldiers and criticizes the idea that it is noble or honorable to die for your country in war. It aims to show children the real horrors of battle rather than ideas of patriotic glory.