Place each impact in the category it best represents. To place a category, press the item in the answer box, then press the box under the corre- sponding category. casualties Add an answer item! Answer Bank economics Add an answer item! about 10 million soldiers died multiple empires collapsed trenches caused erosion politics Add an answer item! inflation occurred throughout Europe about 10 million civilians died the League of Nations began environment Add an answer item!

Place each impact in the category it best represents. To place a category, press the item in the answer box, then press the box under the corre- sponding category. casualties Add an answer item! Answer Bank economics Add an answer item! about 10 million soldiers died multiple empires collapsed trenches caused erosion politics Add an answer item! inflation occurred throughout Europe about 10 million civilians died the League of Nations began environment Add an answer item!