{"id":63821,"date":"2026-10-07T10:23:10","date_gmt":"2026-10-07T09:23:10","guid":{"rendered":"https:\/\/ihedn.fr\/?p=63821"},"modified":"2026-10-07T13:11:06","modified_gmt":"2026-10-07T12:11:06","slug":"la-plume-et-le-bouclier-aux-sources-de-la-pensee-strategique","status":"publish","type":"post","link":"https:\/\/ihedn.fr\/en\/lundis-de-lihedn\/la-plume-et-le-bouclier-aux-sources-de-la-pensee-strategique\/","title":{"rendered":"THE PEN AND THE SHIELD: THE ORIGINS OF STRATEGIC THINKING"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"63821\" class=\"elementor elementor-63821\" data-elementor-post-type=\"post\">\n\t\t\t\t<div data-particle_enable=\"false\" data-particle-mobile-disabled=\"false\" class=\"elementor-element elementor-element-52bf7c7 e-flex e-con-boxed e-con e-parent\" data-id=\"52bf7c7\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-715be8b elementor-widget elementor-widget-text-editor\" data-id=\"715be8b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>To mark the 90<sup>e<\/sup> To mark the IHEDN\u2019s anniversary, this summer we are publishing a selection of speeches delivered to students between the 1930s and the 1970s by intellectual and historical figures such as John F. Kennedy, Raymond Aron, Fernand Braudel and L\u00e9opold S\u00e9dar Senghor\u2026 This four-part series will explore the history of the Institute, the fundamentals of strategy, French society and what is now known as the \u00abGlobal South\u00bb.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div data-particle_enable=\"false\" data-particle-mobile-disabled=\"false\" class=\"elementor-element elementor-element-68e376d e-flex e-con-boxed e-con e-parent\" data-id=\"68e376d\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e56a72b elementor-widget elementor-widget-text-editor\" data-id=\"e56a72b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>The episodes of our series \u00abThe Pen and the Shield\u00bb are now available.<\/strong><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-edf6ea8 elementor-widget elementor-widget-button\" data-id=\"edf6ea8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/ihedn.fr\/en\/la-plume-et-le-bouclier\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Watch the whole series<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div data-particle_enable=\"false\" data-particle-mobile-disabled=\"false\" class=\"elementor-element elementor-element-2c04cd0 e-flex e-con-boxed e-con e-parent\" data-id=\"2c04cd0\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-07f7b38 elementor-widget elementor-widget-spacer\" data-id=\"07f7b38\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-969883b elementor-widget elementor-widget-text-editor\" data-id=\"969883b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><em>The IHEDN would like to thank the Archives Mission within the Prime Minister\u2019s Office and the Defence Historical Service for facilitating access to these lectures.<\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>In this pivotal and historic year marking the Institute\u2019s 90th anniversary, we look back at the archives that have shaped strategic thinking and the spirit of defence. From 1936 to 1977, illustrious figures \u2014 from Charles de Gaulle to John F. Kennedy, including Raymond Aron and L\u00e9opold S\u00e9dar Senghor \u2014 addressed IHEDN students to analyse their era. This saga explores the balance of power in the past and thus sheds light on how to understand current geopolitical realignments and anticipate the crises of tomorrow.<\/p>","protected":false},"author":16,"featured_media":62140,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"page_builder":"","footnotes":""},"categories":[41,254],"tags":[280],"class_list":["post-63821","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-lundis-de-lihedn","category-notre-histoire","tag-dossier-90-ans"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>LA PLUME ET LE BOUCLIER : AUX SOURCES DE LA PENS\u00c9E STRAT\u00c9GIQUE - L&#039;IHEDN : Institut des hautes \u00e9tudes de d\u00e9fense nationale<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/ihedn.fr\/en\/lundis-de-lihedn\/la-plume-et-le-bouclier-aux-sources-de-la-pensee-strategique\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"LA PLUME ET LE BOUCLIER : AUX SOURCES DE LA PENS\u00c9E STRAT\u00c9GIQUE - L&#039;IHEDN : Institut des hautes \u00e9tudes de d\u00e9fense nationale\" \/>\n<meta property=\"og:description\" content=\"En cette ann\u00e9e charni\u00e8re et historique marquant les 90 ans de l\u2019Institut, retour sur les archives qui ont forg\u00e9 la pens\u00e9e strat\u00e9gique et l\u2019esprit de d\u00e9fense. 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Cette saga sonde les \u00e9quilibres pass\u00e9s et offre ainsi un \u00e9clairage pour comprendre les recompositions g\u00e9opolitiques actuelles et anticiper les crises de demain.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/ihedn.fr\/en\/lundis-de-lihedn\/la-plume-et-le-bouclier-aux-sources-de-la-pensee-strategique\/\" \/>\n<meta property=\"og:site_name\" content=\"L&#039;IHEDN : Institut des hautes \u00e9tudes de d\u00e9fense nationale\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/ihedn\/\" \/>\n<meta property=\"article:published_time\" content=\"2026-10-07T09:23:10+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-10-07T12:11:06+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/ihedn.fr\/wp-content\/uploads\/2026\/07\/La_plume-et-le-bouclier_16x9.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1920\" \/>\n\t<meta property=\"og:image:height\" content=\"1080\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Ayoub Chennoufi\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@IHEDN\" \/>\n<meta name=\"twitter:site\" content=\"@IHEDN\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Ayoub Chennoufi\" \/>\n\t<meta name=\"twitter:label2\" content=\"Estimated reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/ihedn.fr\\\/lundis-de-lihedn\\\/la-plume-et-le-bouclier-aux-sources-de-la-pensee-strategique\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/ihedn.fr\\\/lundis-de-lihedn\\\/la-plume-et-le-bouclier-aux-sources-de-la-pensee-strategique\\\/\"},\"author\":{\"name\":\"Ayoub Chennoufi\",\"@id\":\"https:\\\/\\\/ihedn.fr\\\/#\\\/schema\\\/person\\\/f1c829a06aa5493bc14877c3acd1341f\"},\"headline\":\"LA PLUME ET LE BOUCLIER : AUX SOURCES DE LA PENS\u00c9E STRAT\u00c9GIQUE\",\"datePublished\":\"2026-10-07T09:23:10+00:00\",\"dateModified\":\"2026-10-07T12:11:06+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/ihedn.fr\\\/lundis-de-lihedn\\\/la-plume-et-le-bouclier-aux-sources-de-la-pensee-strategique\\\/\"},\"wordCount\":145,\"publisher\":{\"@id\":\"https:\\\/\\\/ihedn.fr\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/ihedn.fr\\\/lundis-de-lihedn\\\/la-plume-et-le-bouclier-aux-sources-de-la-pensee-strategique\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/ihedn.fr\\\/wp-content\\\/uploads\\\/2026\\\/07\\\/La_plume-et-le-bouclier_16x9.jpg\",\"keywords\":[\"90 ans\"],\"articleSection\":[\"Lundis de l'IHEDN\",\"notre-histoire\"],\"inLanguage\":\"en-GB\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/ihedn.fr\\\/lundis-de-lihedn\\\/la-plume-et-le-bouclier-aux-sources-de-la-pensee-strategique\\\/\",\"url\":\"https:\\\/\\\/ihedn.fr\\\/lundis-de-lihedn\\\/la-plume-et-le-bouclier-aux-sources-de-la-pensee-strategique\\\/\",\"name\":\"LA PLUME ET LE BOUCLIER : AUX SOURCES DE LA PENS\u00c9E STRAT\u00c9GIQUE - 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De 1936 \u00e0 1977, d\u2019illustres figures \u2014 de Charles de Gaulle \u00e0 John F. Kennedy, en passant par Raymond Aron et L\u00e9opold S\u00e9dar Senghor \u2014 ont pris la parole devant les auditeurs de l\u2019IHEDN pour d\u00e9crypter leur \u00e9poque. Cette saga sonde les \u00e9quilibres pass\u00e9s et offre ainsi un \u00e9clairage pour comprendre les recompositions g\u00e9opolitiques actuelles et anticiper les crises de demain.","og_url":"https:\/\/ihedn.fr\/en\/lundis-de-lihedn\/la-plume-et-le-bouclier-aux-sources-de-la-pensee-strategique\/","og_site_name":"L&#039;IHEDN : Institut des hautes \u00e9tudes de d\u00e9fense nationale","article_publisher":"https:\/\/www.facebook.com\/ihedn\/","article_published_time":"2026-10-07T09:23:10+00:00","article_modified_time":"2026-10-07T12:11:06+00:00","og_image":[{"width":1920,"height":1080,"url":"https:\/\/ihedn.fr\/wp-content\/uploads\/2026\/07\/La_plume-et-le-bouclier_16x9.jpg","type":"image\/jpeg"}],"author":"Ayoub Chennoufi","twitter_card":"summary_large_image","twitter_creator":"@IHEDN","twitter_site":"@IHEDN","twitter_misc":{"Written by":"Ayoub Chennoufi","Estimated reading time":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/ihedn.fr\/lundis-de-lihedn\/la-plume-et-le-bouclier-aux-sources-de-la-pensee-strategique\/#article","isPartOf":{"@id":"https:\/\/ihedn.fr\/lundis-de-lihedn\/la-plume-et-le-bouclier-aux-sources-de-la-pensee-strategique\/"},"author":{"name":"Ayoub Chennoufi","@id":"https:\/\/ihedn.fr\/#\/schema\/person\/f1c829a06aa5493bc14877c3acd1341f"},"headline":"LA PLUME ET LE BOUCLIER : AUX SOURCES DE LA PENS\u00c9E STRAT\u00c9GIQUE","datePublished":"2026-10-07T09:23:10+00:00","dateModified":"2026-10-07T12:11:06+00:00","mainEntityOfPage":{"@id":"https:\/\/ihedn.fr\/lundis-de-lihedn\/la-plume-et-le-bouclier-aux-sources-de-la-pensee-strategique\/"},"wordCount":145,"publisher":{"@id":"https:\/\/ihedn.fr\/#organization"},"image":{"@id":"https:\/\/ihedn.fr\/lundis-de-lihedn\/la-plume-et-le-bouclier-aux-sources-de-la-pensee-strategique\/#primaryimage"},"thumbnailUrl":"https:\/\/ihedn.fr\/wp-content\/uploads\/2026\/07\/La_plume-et-le-bouclier_16x9.jpg","keywords":["90 ans"],"articleSection":["Lundis de l'IHEDN","notre-histoire"],"inLanguage":"en-GB"},{"@type":"WebPage","@id":"https:\/\/ihedn.fr\/lundis-de-lihedn\/la-plume-et-le-bouclier-aux-sources-de-la-pensee-strategique\/","url":"https:\/\/ihedn.fr\/lundis-de-lihedn\/la-plume-et-le-bouclier-aux-sources-de-la-pensee-strategique\/","name":"THE PEN AND THE SHIELD: THE ROOTS OF STRATEGIC THINKING \u2013 IHEDN: Institute for Higher National Defence Studies","isPartOf":{"@id":"https:\/\/ihedn.fr\/#website"},"primaryImageOfPage":{"@id":"https:\/\/ihedn.fr\/lundis-de-lihedn\/la-plume-et-le-bouclier-aux-sources-de-la-pensee-strategique\/#primaryimage"},"image":{"@id":"https:\/\/ihedn.fr\/lundis-de-lihedn\/la-plume-et-le-bouclier-aux-sources-de-la-pensee-strategique\/#primaryimage"},"thumbnailUrl":"https:\/\/ihedn.fr\/wp-content\/uploads\/2026\/07\/La_plume-et-le-bouclier_16x9.jpg","datePublished":"2026-10-07T09:23:10+00:00","dateModified":"2026-10-07T12:11:06+00:00","breadcrumb":{"@id":"https:\/\/ihedn.fr\/lundis-de-lihedn\/la-plume-et-le-bouclier-aux-sources-de-la-pensee-strategique\/#breadcrumb"},"inLanguage":"en-GB","potentialAction":[{"@type":"ReadAction","target":["https:\/\/ihedn.fr\/lundis-de-lihedn\/la-plume-et-le-bouclier-aux-sources-de-la-pensee-strategique\/"]}]},{"@type":"ImageObject","inLanguage":"en-GB","@id":"https:\/\/ihedn.fr\/lundis-de-lihedn\/la-plume-et-le-bouclier-aux-sources-de-la-pensee-strategique\/#primaryimage","url":"https:\/\/ihedn.fr\/wp-content\/uploads\/2026\/07\/La_plume-et-le-bouclier_16x9.jpg","contentUrl":"https:\/\/ihedn.fr\/wp-content\/uploads\/2026\/07\/La_plume-et-le-bouclier_16x9.jpg","width":1920,"height":1080},{"@type":"BreadcrumbList","@id":"https:\/\/ihedn.fr\/lundis-de-lihedn\/la-plume-et-le-bouclier-aux-sources-de-la-pensee-strategique\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Accueil","item":"https:\/\/ihedn.fr\/"},{"@type":"ListItem","position":2,"name":"LA PLUME ET LE BOUCLIER : AUX SOURCES DE LA PENS\u00c9E STRAT\u00c9GIQUE"}]},{"@type":"WebSite","@id":"https:\/\/ihedn.fr\/#website","url":"https:\/\/ihedn.fr\/","name":"IHEDN: Institut des hautes \u00e9tudes de d\u00e9fense nationale (Institute for Higher National Defence Studies)","description":"Official website of the IHEDN under the supervision of the Prime Minister.","publisher":{"@id":"https:\/\/ihedn.fr\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/ihedn.fr\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-GB"},{"@type":"Organization","@id":"https:\/\/ihedn.fr\/#organization","name":"IHEDN - 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