Its campaign slogan was "For Europe, Against Europe", which Sonneborn explained that the PARTEI was inclusive—it welcomed the 70% of Germans opinion polls said were not interested in Europe, "But we also say yes to Europe so everybody opposed to or in favour of Europe can vote for us". Specific campaign pledges included promising to "build a wall around Switzerland, put Chancellor Angela Merkel on a show trial in the Berlin Olympic stadium and to frack the rotund politicians Sigmar Gabriel and Peter Altmaier for cheap gas".