The Zimmerwald Left was a revolutionary

Revolutionary

A revolutionary is a person who either actively participates in, or advocates revolution. Also, when used as an adjective, the term revolutionary refers to something that has a major, sudden impact on society or on some aspect of human endeavor.-Definition:...

 minority fraction at the Zimmerwald Peace Conference

Zimmerwald Conference

The Zimmerwald Conference was held in Zimmerwald, Switzerland, from September 5 through September 8, 1915. It was an international socialist conference, which saw the beginning of the end of the coalition between revolutionary socialists and reformist socialists in the Second International.-...

 of 1915, headed by Lenin. The Left of the Zimmerwald Congress was made up of eight out of 38 people: Lenin, Zinoviev

Grigory Zinoviev

Grigory Yevseevich Zinoviev , born Ovsei-Gershon Aronovich Radomyslsky Apfelbaum , was a Bolshevik revolutionary and a Soviet Communist politician...

 (Russia), Jānis K. Bērziņš (Latvia), Karl Radek

Karl Radek

Karl Bernhardovic Radek was a socialist active in the Polish and German movements before World War I and an international Communist leader after the Russian Revolution....

 (Poland), Julian Borchardt

Julian Borchardt

Julian Borchardt was a socialist activist and participant in the Zimmerwald Left.Borchardt was born in Bromberg, Prussia in 1868. He became a socialist journalist and writer, serving as editor on Social Democrat newspapers from 1901 to 1906. He was appointed as a lecturer to the SPD central...

 (Germany), Fritz Platten

Fritz Platten

Fritz Platten was a Swiss Communist.After the collapse of the Second International, Platten joined the Zimmerwald Movement and became a Communist....

 (Switzerland), Zeth Höglund

Zeth Höglund

Carl Zeth "Zäta" Konstantin Höglund was a leading Swedish communist politician, anti-militarist, author, journalist and mayor of Stockholm ....

 and Ture Nerman

Ture Nerman

Ture Nerman was a Swedish socialist. As a journalist and author, he was a well-known political activist in his time. He also wrote poems and songs.Nerman was a vegetarian and a strict teetotaler...

 (Sweden). It was the first step towards forming what later became the Communist International.