Uh no actually. It would hardly do jack shit. People could easily tunnel under it or climb over it. If you want to pretend that problem could be solved with security along the wall, how much do you think that would cost per year?The estimated cost of maintaining the wall PER YEAR would be 750 million. That’s 750 million per year forever.
So billions less than we are currently spending, cool.
All of this not to mention the fact that migration from Mexico has been declining for 10 years. It’s at an all time low. Oh, and let’s not forget that 25% of undocumented Mexican immigrants in the US came here legally initially but have since overstayed their visas.