{"product_id":"origin-of-the-idea-of-crusade-princeton-university-press-9780691656335-foreword-and-additional-notes-by-marshall-w-baldwin-carl-erdmann","title":"Origin of the Idea of Crusade","description":"\u003cp\u003eThough conditioned by the specific circumstances of eleventh-century Europe, the launching of the crusdaes presupposed a long historical evolution of the idea of Christian knighthood and holy war. Carl Erdmann developed this argument first in 1935 in a book that is still recognized as basic to an understanding of how the crusades came about. This f\u003c\/p\u003e","brand":"Carl Erdmann","offers":[{"title":"Default Title","offer_id":52233647685974,"sku":"9780691656335","price":209.28,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0886\/3206\/6390\/files\/9780691656335.jpg?v=1767752218","url":"https:\/\/www.bookshop.ee\/products\/origin-of-the-idea-of-crusade-princeton-university-press-9780691656335-foreword-and-additional-notes-by-marshall-w-baldwin-carl-erdmann","provider":"Bookshop","version":"1.0","type":"link"}