Using the following videos from the lecture:
https://www.history.com/topics/world-war-i/world-war-i-history/videos/wwi-firsts
https://www.history.com/topics/world-war-i/battle-of-the-somme/videos/1916-battle-of-the-somme?m=528e394da93ae&s=undefined&f=1&free=false
And this additional resource from YouTube:
https://youtu.be/6cK5xL6QBM0
Question -
In less than 100 words, explain what allowed such wide scale death and destruction to take place during WW1?