Rubuta ci gaba don wannan sakin layi - Bayan mamayar Soviet na Lithuania a watan Yuni 1940, an gayyaci Šliūpas (mai yiwuwa ta hanyar Mečislovas Gedvilas wanda ya kasance memba na Society of Ethical Culture) zuwa Gwamnatin Jama'ar Lithuania, amma ya ƙi. Tsohon Firayim Minista Antanas Merkys ya tsaya a gidan Šliūpas a Palanga lokacin da ya yi ƙoƙarin tserewa zuwa ƙasashen waje. Ba kamar yawancin mujallu na Lithuania ba, sabon tsarin kwaminisanci bai soke "Laisvoji mintis" ba amma an maye gurbin Šliūpas a matsayin edita ta. An sanya hannun jari da sauran kadarorin Šliūpas, amma sabuwar gwamnati ta yi wani kebantaccen abu wanda ya ba shi damar ci gaba da gidansa a Palanga. A lokacin da aka yi watsi da watan Yuni
, an kori surukin Šliūpas zuwa Siberia kuma ya sami gargadi cewa danginsa suna cikin jerin waɗanda aka kora.