Problem
In a paragraph of 150 words or less, answer the following question:
"Why did the Realist and Liberal solutions to prevent another world war after WWI not work?"
In a paragraph of 100 words or less, answer the following question:
"Looking at world history in the 20th century, to what extent was the concept of collective security successful?"
The response should include a reference list. Double-space, using Times New Roman 12 pnt font, one-inch margins, and APA style of writing and citations.