Mezue ahịrịokwu na-esonụ: Hackelman gbagara Belgium, bụ́ ebe o weere aha ọhụrụ, Arkadiy Harting. Rachkovsky kenyere Harting ọtụtụ ọrụ metụtara nchekwa nke ndị isi Russia na-eleta. Maka ọrụ ndị a, e nyere ya ihe nrite site na Russia na ọtụtụ mba ndị nabatara ya. N'afọ 1892-1893, e mere ya baptism ma were aha Arkadiy Mikhailovich. N'afọ 1896, ọ gbanwere aha nna ya ka ọ bụrụ Harding (Гартинг). Mgbe ahụ, ọ lụrụ onye Belgium aha ya bụ Magdalena Pirlot. N'afọ 1900, a họpụtara ya ka ọ bụrụ onye isi nke ọdụ Okhrana Berlin, nke na-arụ ọrụ na mbụ dị ka ngalaba nke Paris Okhrana n'okpuru Rachkovsky, mana n'adabereghị na 1902, mgbe onye isi ọhụrụ, Leonid Rataev nọchiri Rachkovsky. Na Berlin, Harting haziri usoro nlekota na ntinye nke yiri nke Rachkovsky na-arụ na Paris. Otu n'ime ndị nnọchianya ya bụ Jacob Zhitomirsky, onye nyere ihe ọmụma bara uru banyere ọrụ nke Russian Social Democratic Labour Party na òtù Bolshevik ya, gụnyere ndị nọ n'etiti onye ndú Kọmunist nke Russia n'ọdịnihu, Vladimir Lenin. Ozi Zhitormirsky nyere mere ka ndị uweojii Jamanị nwụchie Kamo maka ọrụ ya na
N'afọ 1907, e zuru ụlọ akụ̀ na Tiflis. Na 1904, n'oge Agha Russia na Japan, e zigara Harting n'ọrụ na-enweghị ihe jikọrọ ya na ọrụ mgbanwe. Ọ ga-ahazi nlekota nke ndị nledo Japan nwere ike na Baltic, iji gbochie nkwụsị nke njem ụgbọ mmiri Russia na Pacific.