 Nyora kupfuurira kweiyi ndima - Muna 1921, Lukanov akapedza kudzidza mumutemo kubva kuClement weOhrid University yeSofia kuti ave gweta muPleven. Mukati meKutya kweVachena kwakatevera mushure mekurwiswa kweChechi yeSt Nedelyara1925, akatongerwa makore mana mutorongo, asi akaregererwa muna 1926. Nguva pfupi pashure pacho, Lukanov akatamira kuSoviet Union, kwaakashanda somunyori pane imwe kambani yokuvaka. Kubva muna 1927 kusvika muna 1944, aiva muBhuku reAll-Union Communist Party Bolsheviks, rakazozivikanwa seCommunist Party of the Soviet Union. Muna 1936, Lukanov akaenda kuSpain, kwaakagara kusvikira muna 1939. MuSpain, Lukanov akatora nzvimbo dzakasiyana-siyana dzekutonga mukati meInternational Brigades iyo yakabatsira maRepublican mauto muSpanish Civil War. Pashure pokudzokera kwake kuMoscow, Lukanov akashanda paComintern uye kubva muna 1941 zvichienda mberi paHristo Botev redhiyo yemutauro weBulgaria. 