The summer monsoon brings a humid climate and torrential rainfall to these areas. Rice and tea are some crops that rely on the summer monsoon. Dairy farms, which help make India the largest milk producer in the world, also depend on the monsoon rains to keep cows healthy and well-fed.
I believe the answer is: The establishment of sedentary village communities.
They had a rocket production at Redstone Arsenal, helicopter training at fort Rucker (Alabama)
The passenger ship Lusitania was sunk with civilians aboard