Rubuta ci gaba don wannan sakin layi - Janša ya yi aiki a matsayin Ministan Tsaro daga 1990 zuwa 1994, wani matsayi da ya kuma yi a lokacin Yakin Yakin Slovenia na Independence
Ka yi haƙuri. Janša ya zama firaminista daga 2004 zuwa 2008, kuma ya sake zama firaminista a 2012, bayan zaben da aka yi a watan Disamba na 2011. A ranar 27 ga Fabrairun 2013, an hambarar da gwamnatin Janša ta biyu a cikin kuri'ar rashin amincewa. A watan Yunin 2013, an yanke wa Janša hukuncin daurin shekaru biyu a gidan yari kan zargin cin hanci da rashawa. Kotun koli ta Slovenia ta tabbatar da hukuncin a watan Afrilu na 2014, amma bayan Kotun Tsarin Mulki ta Slovenia ta ba da umarnin sake shari'ar don dalilai na tsari, shari'ar ta ƙare daga baya. Duk da cewa jam'iyyarsa ta lashe kuri'u da yawa a zaben majalisar dokokin Slovenia na 2018, Janša da farko an wuce shi a matsayin dan takarar firaminista saboda yawancin jam'iyyun sun ki shiga gwamnatin Janša saboda ra'ayoyin Janša na tsattsauran ra'ayi. Bayan shafe shekaru a cikin adawa, an zabi Janša a matsayin firaministan da aka nada a watan Maris na 2020 bayan murabus na firaminista Marjan Šarec.