“…This territorial/linguistic cleavage interacts with the issue of immigration in peculiar ways. While some parties may perceive immigration as threatening the identity or language of their own territory, others may view immigration as a way to boost the membership vis-à-vis the state in their claims for self-determination (Erk, 2003;Bauböck, 2001;Kymlicka and Patten, 2003;Hepburn, 2009a). In any case, immigration has become an important focus of political parties at the sub-state level -including stateless nationalist and regionalist parties (SNRPs) and regional branches of statewide parties -whose responses have been informed by strong 'territorial interests', as described above.…”