INTRODUCTIONDue in large part provocations from Jacque Derrida's writings on topic, concept of hospitality has taken a prominent place in discussions on ethics, human rights and social justice. This is especially case with issues that pertain an increasingly globalized and interconnected world but one which is still characterized by strictly enforced territorial borders. Questions have been raised as whether there exists a right hospitality, what tins might look like and what limitations exist when we think of hospitality in certain ways that are connected sovereign, territorial nation-state. This article examines concept of hospitality and suggests that idea of unconditional hospitality is particularly appropriate for consideration of ethical dimensions in responses undocumented migration. Unconditional hospitality is a borderless hospitality that calls for absolute, unqualified welcoming of the who is neither formally/officially invited or expected. Claviez asks Can a place possibly be imagined where unconditionality, which both Levinas and Derrida helped us think, can play a role-let alone be exercised-or does such an idea of hospitality represent a genuine utopia: a u-topos, a nonplace, in which by definition, nothing, can 'take place'? This article suggests that we can imagine places of unconditionality and that we can point concrete practices of hospitality without conditions. While Derrida refers unconditional hospitality as an impossibility, a promise, a to come, he also speaks of possibility of impossible. This phrase is only contradictory if we restrict our thinking and our imaginations regarding possibilities and impossibilities and close our minds what Derrida is attempting get at. Unconditional hospitality is in fact impossible if we look for it in realms of policy, law, and sovereign state edicts. However, if we refuse limit our scope official governmental realms and codifications of accepted courses of action created therein, we can locate practices that approach Derrida's possibility of impossible, impossible that just might happen, impossible that may alter our thinking as what is possible. I show this by examining instances of pro-immigrant activism in United States on part of those who cannot and do not wait for policy changes and who engage in practices which I argue approach a kind of hospitality without conditions.NATIONAL SOVEREIGNTY AND THE RIGHT TO MOBILITYHospitality is intricately connected human rights and especially pertinent right mobility, a right that is readily accorded some but denied many.3 This right is enshrined (in part) in Article 13-2 of Universal Declaration of Human Rights which states that everyone has right leave any country, including his own, and return his country. This right emigration, i.e. leave, is recognized as a fundamental human right. However, without corresponding right immigrate, i.e. enter another country, right leave becomes extremely problematic, potentially meaningless, and exposes contradiction between regarding right leave a country as a basic universal human right issue and right immigrate another country as a matter of national sovereignty.The human rights aspect of mobility becomes especially significant when we consider reasons individuals leave their countries of origin, including war and violence, persecution, gross economic inequality and inequality of opportunity amongst countries of world. Movement in general is an intricate part of globalization, which continues apace and has given rise on part of much of world's political and corporate leaders support free circulation of goods, services, and capital throughout world, but near complete lack of support for free movement of human beings. The European Union is only region in world where trade and other economic agreements have been accompanied by a degree of free movement for people. …