Reverse Berlin wall
The wall between the U.S. and Mexico that was built to keep people out of the U.S. most of the people coming into the U.S. just want a better life for themselves and the U.S. makes them into criminals. some people die trying to get here. The term Reverse Berlin wall gives the connotation of the cruelty of the wall.
some more people died trying to get past the Reverse Berlin wall.