The first Mennonite World Conference was held in Basel in 1925.

Neff, through the Conference of Mennonites in South Germany, issued the call for the first gathering in 1925, and was president of the following meetings in 1930 and 1936.

[2] The MWC prints a quarterly news publication in three languages—Spanish (as Correo), English (Courier), and French (Courrier.)

The Mennonite World Conference considers that its mission is to (1) be a global community of faith in the Anabaptist-tradition, (2) facilitate relationships between Anabaptist-related churches worldwide, and (3) relate to other Christian world communions and organizations.

[6] The Global Anabaptist Service Network (GASN) supports humanitarian aid projects.