The reason is that the Swedish Environmental Party, which was in government with the Social Democrats, has turned its back on the coalition, after it became clear that the bourgeois opposition got a majority by voting their budget through.
Orsøkin er, at svenski Umhvørvisflokkurin, ið var í stjórn saman við Sosialdemokratunum, hevur vent samgonguni bakið, eftir at tað gjørdist greitt, at borgarliga andstøðan fekk ein meiriluta við at atkvøða sína fíggjarlóg ígjøgnum.