What about the Supreme Court case that created the chaos now? Trump policy was those that enter illegally could not claim asylum. Supreme Court said anyone can claim asylum anywhere, any time. Does not matter if they come here legally or illegally. Once the asylum seekers are signed up they are allowed to stay here legally. And they can only be held so many days.
Has he accomplished his agenda? Even your own post admits he has not. You want to excuse it because of the corrupt judicial system, etc. But regardless the reason, his agenda has failed thus far.