 Nyora kupfuurira kweiyi ndima - Kaitsepolitseiamet yakatanga kuumbwa musi waApril 12, 1920. Kubva muna 1925 kusvika muna 1940 sangano iri raizivikanwa sePolitical Police Poliitiline politsei, rakapfupikiswa PolPol. PolPol yakarwisana nemibato yokupandukira yevanyanyisi vezvematongerwe enyika, utsori, kupukunyuka, kupinza zvisiri pamutemo uye ugandanga. Vavariro dzakakurukurwa zvikurusa vaiva makomonisiti eEstonia ane bato rakanga raziviswa sangano risiri pamutemo pashure pokukundikana kwechiuto chaDecember, achivamanikidza kushanda muchivande uye kuburikidza nemitemo yakasiyana-siyana yepamutemo, kazhinji semasangano evashandi. VaKomonisiti vaitsigirwa neSoviet Union, iyo yakanga yagamuchira pachena nheyo dzokusabvuma hurongwa hweparamende, ichiona ugandanga sebasa rakakodzera. Nenzira yakafanana, PolPol yakaongorora vaNazi vaitsigira vaBaltic veGermany uye vaMonarchist vakanyanyisa veWhite Russian emigres. 