anotherview wrote:
Walls have been built for thousands of years. Walls work to keep out undesirables. Some 60 nations, including the U.S., now have walls.
The nation of Israel built a wall, and it has succeeded to stop illegal migration. Israel has had a problem with haters who cross its border with bad intentions. This fact justified the wall.
Under its sovereignty, each nation may identify its need for protective measures, including a wall.
The Israel walls only stop none documented workers entry, The Wailing Wall causes lots of problems!
The Berlin wall was a sieve as is N/S Korean Boundary.
Fences did not stop the transients getting through Calais, and are still no deterrent.