How were injuries treated in World War 1?

What happened did the south attack Fort Sumter? What is the US Navy rate and rating CS1 used during the late 1940s and 1950s and what would it look like? What role did sam hughes play in preparing the army? What weapon caused the most deaths in ww1? Who were the defendants at the Nuremburg Trials? Reagan's strategic defense initiative was a good or bad idea Why or why not? Why was the Battle of Fredericksburg important? What where the major events that occurred between general grants promotion and general lee surrender? Who fought in the battle of petersburg? Who was Ernest de Massey? Why did Montezuma ii did not order an attack on cortes right away? What happened ANZAC cove April 25 1915? What happened to the us economy after World War 1? What were the new skills learned by women in World War 2? Why did anschluss fail in 1934? Why did Japanese canadians get evacuated during world war 1? What led the US to World War 2? What orders were given MacArthur by Truman? Did black soldiers serve in World War 1? How did the Battle of Saratoga mark a turning point in the war?