Borders of New Europe and US-Mexico Border

 Discussion Questions: Discuss the similarities and/or differences between the external borders of European Union (EU), the U.S. - Mexico border, and the U.S.-Canadian border? Explain how the borders within the EU have changed since the "Cold War"? (LO8.1 & LO8.2) 

Response must be 400 words or more APA style with references.