Evidence
WTO membership count
Source
WTO, Members and Observers — https://www.wto.org/english/thewto_e/whatis_e/tif_e/org6_e.htm. Matched to the source page by an automated research pass on 6 Oct 2026; not yet checked by a person..
What it proves
Near-universal membership shows states, rich and poor, see more gain than loss in staying inside the rules-based trading system.
wtomembershipmultilateralismglobal tradeglobalisation