Kammala wannan jumla: A 1906 ya yi hijira zuwa Switzerland kuma ya zauna a Geneva, inda ya sadu da Vladimir Lenin. A watan Agusta 1907, Semashko ya yi aiki a matsayin wakili daga kungiyar Bolshevik ta Geneva a Babban Taron Socialist na Duniya na Biyu. 'Yan sandan Switzerland sun kama shi bayan da aka yanke masa hukunci a kan lamarin
1907 Tiflis expropriation, ya aika masa da wata wasika daga kurkuku.