Commonwealth Club of California

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The Commonwealth Club World Affairs of California is a non-profit, non-partisan educational organization based in Northern California. Founded in 1903, it is the oldest and largest public affairs forum in the United States.^[1] Membership is open to everyone.

In late 2023, The Commonwealth Club of California merged with World Affairs of Northern California to form The Commonwealth Club World Affairs of California. It is headquartered in the Club's existing home on the San Francisco waterfront.