Activists at Socialism Conference Discuss Building Opposition to US Blockade — CHICAGO, September 6, 2026 — Chants of “¡Cuba Sí, Bloqueo No!” opened the round table session “Cuba Under Siege” during the Socialism 2026 Conference held here over the Labor Day weekend. The conference, sponsored by Haymarket Books, was attended by approximately 2600 people. More than 100 conference attendees took part in the discussion on Cuba, hosted by the Chicago Cuba Coalition, and another 50 online.