What were the problems using poison gas in World War 1?

Where the Minute Men and the Virginia Militia one in the same? Where did the British an French stop the German advance on Paris? What are military badges made from? When Lieutenant colonel Washington hears about what happened to the English fort flashcard? What was the purpose of Battle of Shiloh? Which non-neutral European country was the only one free of Axis control during world war 2? How did Canada prepare its force for the war? Who survives in the bombing on Himmel Street? What did the Battle of Bunker Hill show about the American and british forces? What were some long term effects of World War 1 projected by people in 1919? How did Lee's appointment to head the Army of Northern Virginia affect the course of the civil war? What weapons did the Confederate Soldiers use? What new oppurtunites did the war offer to women? What was the most common name in World War 2? What did otto frank have in the German army? How many axis soldiers fought in World War 2? What kind of tools did the nurses use in the Civil War? What are the advantages of fighting a limited war? How did the confederates try and dishonor Robert Gould Shaw? How many troops in Iraq are permanently mamed?