Zhitlowsky spent 1907 in Finland. With the aid of Gregory Gershuni, he engaged in a strong Socialist Revolutionary propaganda. He called a congress of socialist factions which leaned more closely to the Socialist Revolutionary ideology. This congress adopted several of his resolutions which increased the influence of the Sejmists (Parliamentarians) The Socialist Revolutionaries and the Sejmists sent him as their delegate to the International Socialist Congress at Stuttgart that year. Here he fought for the rights of these two parties in the International Socialist Bureau.