What follows is a personal message from the editors of Uncyclopedia to you. This could be you after you get to work and do something useful for a change. You are wasting this wiki's time. You should be writing something, but instead you are just sitting there, waiting for it to entertain you. You could even be the Time Magazine Person of the Year.
Donald Trump and other immigration restrictions argue that we must restrict migration because a nation cannot exist without borders. This oft-heard claim is false. Borders serve many other functions besides restricting migration. And nations - including the US for much of its history - have often existed without restricting peaceful migration.
First, it must have a defined territory, Second, it must have an effective government. Third, it must have a permanent population and lastly, it must be capable of interacting with other states. All states can be a nation but not all nations are states. It is also possible for a state to have multiple nations in it. For example, Philippines is a nation and a state while Taiwan is not considered as a state, because China still claims Taiwan as part of its motherland. Thus, Taiwan is not capable of interacting with other states, just like not being completely a member of UN.