Join the Socialist Equality Party!

The World Socialist Web Site is published by the International Committee of the Fourth International (ICFI), the leadership of the world socialist movement, the Fourth International founded by Leon Trotsky in 1938. The ICFI consists of Socialist Equality Party (SEP) national sections throughout the world.

For information on joining the SEP or building a section of the ICFI in your country, fill out the form below.

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