What two qualities of modern war bothered churchill

they involved whole populations

-weapons and their destruction ability

-people would do whatever it took to win

Explanation:

here is an extra one also:)

based on this information, i would advocate against sweatshop labour because it exploits workers in unsafe working conditions with little pay. though sweatshops produce inexpensive goods, they harm the environment, workers, and often use unsafe materials to make consumer goods.