{"product_id":"vintage-fdj-badge-for-good-knowledge-engels-marx-lenin-book-pin-badge","title":"Vintage FDJ Silver Badge for Good Knowledge Engels Marx Lenin Book Pin Badge","description":"\u003cul\u003e\n\u003cli\u003eA silver coloured metal badge with a 2.4cm high face and a safety clasp style fastener to the rear. Set inside an open book are the profile reliefs of the primary theorists of Marxism-Leninism: Karl Marx, Friedrich Engels, and Vladimir Lenin.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eIntroduced in 1949, this specific multi-profile design represents the variation awarded between 1976 and 1990. The pin was awarded in three performance tiers—Gold, Silver, and Bronze—following a multi-day test cycle testing the recipient's political ideology and knowledge of socialist economic theory. Yours is the Silver tier variant.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Badgecrazy","offers":[{"title":"Default Title","offer_id":59171355132252,"sku":null,"price":9.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0796\/3272\/8412\/files\/Screenshot2026-09-16104850.png?v=1789624521","url":"https:\/\/shop.badgecrazy.com\/products\/vintage-fdj-badge-for-good-knowledge-engels-marx-lenin-book-pin-badge","provider":"Badgecrazy","version":"1.0","type":"link"}