 Nyorai kupfuurira kweiyi ndima - Muna 1939 Lehmann akachinjirwa kuReich Security Main Office RSHA, divi IV. Mutoro wake wakanga uri wokudzivisa vaSoviet kunzvera indasitiri yezvombo yeGermany. Nzvimbo iyi yakaita kuti Lehmann akwanise kupa mashoko anokosha kuSoviet pamusoro pezvombo zveGermany. Musi wa19 June 1941, Lehmann akashuma kuNKVD musi chaiwo uyo vaGermany vakaronga kupinda muSoviet Union. Operation Barbarossayakatangwa musi wa22 June 1941. Mashoko ake akatumirwa naBeria naStalin, avo vakanyora neingi yakasvibira kuti mashoko asiri echokwadi pamushumo waLehmann. 