1) The funding would have to be approved by congress.New Why couldn't Trump just build his wall with the Army and an Executive order? This is going noowhere. I'm not sure who's dumber, Trump or the Dems. The wall would be cheaper than all the garbage that has been going on with the Dems dragging their feet.
2) It needs to go through all of the regulatory procedures like all other projects do including an environmental assessment.