Many people in my area regard "3rd world immigrants have a right to come to America" as a proposition so self-evidently true that it could not possibly merit pr

Many people in my area regard "3rd world immigrants have a right to come to America" as a proposition so self-evidently true that it could not possibly merit proof, argument, or thinking about. The epistemological dimension, along which I find this ideology particularly ridiculous, comes from the "self-evidently true" and "doesn't need proof" parts.