2. Which development in weaponry changed the world the most after
World War II?

 here you go

Explanation:  Ways that World War II changed the world. ... At the same time, economic organizations like the International Monetary Fund and the General Agreement on Tariffs and Trade (today's World Trade Organization) were created to help open markets and avoid a worldwide depression, like the one that helped set the stage for the war  

brainliest is someone you pick by simply clicking a button. it only shows up if there are two people that answered your question, then you decide who answer more accurately with detail and explanation and you give that person the title "brainliest".

i hope this your understandings.

explanation:

ur mom was made