{"id":98127,"date":"2025-08-05T18:43:53","date_gmt":"2025-08-05T18:43:53","guid":{"rendered":"https:\/\/pressactu.com\/?p=98127"},"modified":"2025-08-05T18:43:53","modified_gmt":"2025-08-05T18:43:53","slug":"6-aout-1945-pourquoi-les-americains-ont-choisi-hiroshima-pour-larguer-la-premiere-bombe-atomique","status":"publish","type":"post","link":"https:\/\/pressactu.com\/?p=98127","title":{"rendered":"6\u00a0ao\u00fbt 1945\u00a0: pourquoi les Am\u00e9ricains ont choisi Hiroshima pour larguer la premi\u00e8re bombe atomique\u00a0?"},"content":{"rendered":"<div auto_robot_readability=\"51.348643006263\">\n                          <!-- partials\/article\/hook_media--standard.volt --><\/p>\n<figure class=\"hook-media--standard \" auto_robot_readability=\"-23\">\n    <picture class=\"hook-media_picture pb-8\"><source media=\"(max-width: 768px)\" srcset=\"https:\/\/focus.nouvelobs.com\/2020\/07\/30\/143\/0\/3188\/2125\/375\/250\/75\/0\/2551bd9_854761727-000_Mvd394097.jpg 1x,https:\/\/focus.nouvelobs.com\/2020\/07\/30\/143\/0\/3188\/2125\/750\/500\/50\/0\/2551bd9_854761727-000_Mvd394097.jpg 2x\" width=\"375\" height=\"250\"><img fetchpriority=\"high\" decoding=\"async\" class=\"mx-auto\" src=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20fill%3D%22%23e4e4e4%22%20viewBox%3D%270%200%20510%20340%27%20width%3D%22510%22%20height%3D%22340%22%3E%3Cpath%20d%3D%27M0%200h510v340H0z%27%2F%3E%3C%2Fsvg%3E\" srcset=\"https:\/\/focus.nouvelobs.com\/2020\/07\/30\/143\/0\/3188\/2125\/510\/340\/75\/0\/2551bd9_854761727-000_Mvd394097.jpg 1x,https:\/\/focus.nouvelobs.com\/2020\/07\/30\/143\/0\/3188\/2125\/1020\/680\/50\/0\/2551bd9_854761727-000_Mvd394097.jpg 2x\" loading=\"eager\" width=\"510\" height=\"340\" data-oncrawl-image-size=\"510x340\" alt=\"La ville d\u2019Hiroshima en 1948, trois ans apr\u00e8s le largage de la bombe atomique le 6 ao\u00fbt 1945.\"\/>      <\/source><\/picture><figcaption class=\"hook-media_figcaption\" auto_robot_readability=\"-21\">\n<p class=\"latino-100m text-grey-600\">\n            La ville d\u2019Hiroshima en 1948, trois ans apr\u00e8s le largage de la bombe atomique le 6 ao\u00fbt 1945.\u00a0<span class=\"text-grey-600 ms-5\">HO \/ AFP<\/span>        <\/p>\n<\/figcaption><\/figure>\n<p>                        <!-- partials\/article\/actions\/toolbar --><\/p>\n<div class=\"article__share d-flex align-items-center py-24 border-bottom  mb-32\" style=\"--border-color:#D9D9D9;\">\n<div class=\"d-flex flex-wrap gap-16\" auto_robot_readability=\"5.4705882352941\">\n<p>          <!-- partials\/article\/actions\/gift.volt --><\/p>\n<p>          <!-- partials\/article\/actions\/comment.volt --><\/p>\n<p>  <button data-article-key=\"20250805.OBS106518\" aria-label=\"Lire\u00a0plus\u00a0tard\" data-section=\"Monde\" data-piano=\"Page_Article,Sous_date_publi,A_lire_plus_tard,1er_clic,action\" class=\"popover-trigger btn--tertiary btn--icon-only btn btn--small btn--secondary read-later\"><br \/>\n    <i class=\"icon  icon-read-after\" aria-hidden=\"true\"\/><br \/>\n          <span class=\"latino-300r mt-2 \"><br \/>\n        Lire\u00a0plus\u00a0tard      <\/span><br \/>\n      <\/button><\/p>\n<p><a aria-label=\"Nous suivre sur Google News\" href=\"https:\/\/news.google.com\/publications\/CAAqBwgKMJe4nQkw3dFs?hl=fr&amp;gl=FR&amp;ceid=FR%3Afr\" target=\"_blank\" data-piano=\"Page_Article,Sous_date_publi,Nous_suivre_sur_google_news,1er_clic,action\" class=\"btn btn--small btn--tertiary btn--icon-only\"><br \/>\n      <svg class=\"icon icon--google  \" style=\"--fill:#56668A\">\n        <use href=\"\/bucket\/aceed6b42574d3fcd5d7921440466b4655ba839c\/v3\/img\/sprite.svg#google\"\/>\n  <\/svg><br \/>\n      <span class=\"latino-300r mt-2 \">Google Actualit\u00e9s<\/span><br \/>\n  <\/a><\/p>\n<p>          <!-- partials\/article\/actions\/hook_action--share.volt --><br \/>\n<button id=\"share\" aria-label=\"Partager\" class=\"popover-trigger btn btn--small 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app\/web\/views\/partials\/article\/actions\/subscribe.volt --><\/p>\n<p>              <span data-urlencode=\"aHR0cHM6Ly9tYWNvbW1hbmRlLm5vdXZlbG9icy5jb20vYWNjb3VudC9jcmVhdGUvMjMwNzIuMzYyODU\/YXJ0aWNsZT1odHRwcyUzQSUyRiUyRnd3dy5ub3V2ZWxvYnMuY29tJTJGbW9uZGUlMkYyMDI1MDgwNS5PQlMxMDY1MTglMkY2LWFvdXQtMTk0NS1wb3VycXVvaS1sZXMtYW1lcmljYWlucy1vbnQtY2hvaXNpLWhpcm9zaGltYS1wb3VyLWxhcmd1ZXItbGEtcHJlbWllcmUtYm9tYmUtYXRvbWlxdWUuaHRtbA==\" data-piano=\"Page_Article,Sous_date_publi,S_abonner_Ete2025,1er_clic,action\" class=\"btn btn--small btn--conversion-secondary\" style=\"--btn-bg:#FE8B3C;--btn-bg-hover: var(--btn-bg);--btn-bg-focus: var(--btn-bg);--btn-color:#FFF;\"><br \/>\n      S\u2019abonner pour lire    <\/span><\/p><\/div>\n<\/div>\n<p>            <!-- partials\/article\/contextual_blocks.volt --><\/p>\n<p>        <!-- partials\/article\/node.volt --><br \/>\n<!-- partials\/article\/node_text.volt --><\/p>\n<p class=\"node__paragraphe antonia-750r text-grey-800 pb-24 pb-md-30\">\nDestin\u00e9e au pr\u00e9sident des Etats-Unis, la d\u00e9p\u00eache \u00ab\u00a0top secret\u00a0\u00bb est dat\u00e9e du 6\u00a0ao\u00fbt 1945, il y a exactement soixante-quinze\u00a0ans. Le g\u00e9n\u00e9ral Leslie Groves y d\u00e9crit le premier bombardement atomique de l\u2019histoire, qu\u2019il vient de superviser le matin m\u00eame\u00a0: <em>\u00ab\u00a0D\u2019abord, il y eut une boule de feu, qui, en quelques secondes, s\u2019est transform\u00e9e en des nuages violets et des flammes tourbillonnant vers le ciel<\/em>. <em>Puis, toute la ville a \u00e9t\u00e9 recouverte par une couche de poussi\u00e8re gris fonc\u00e9.\u00a0\u00bb <\/em>L\u2019op\u00e9ration \u2013 qui a ras\u00e9 Hiroshima \u2013 est un <em>\u00ab\u00a0succ\u00e8s total\u00a0\u00bb,<\/em> fanfaronne-t-il dans ce message aujourd\u2019hui d\u00e9classifi\u00e9.<\/p>\n<p>                              <!-- partials\/article\/node.volt --><br \/>\n<!-- partials\/article\/node_text.volt --><\/p>\n<p class=\"node__paragraphe antonia-750r text-grey-800 pb-8\">\nToujours ce 6\u00a0ao\u00fbt 1945, l\u2019officier japonais charg\u00e9 d\u2019\u00e9valuer sur place les d\u00e9g\u00e2ts caus\u00e9s par \u00ab\u00a0Little Boy\u00a0\u00bb (le surnom de l\u2019engin \u00e0 l\u2019uranium enrichi) r\u00e9dige lui aussi un rapport \u00e0 ses sup\u00e9rieurs. La tonalit\u00e9 de la missive, \u00e9galement rendue publique il y a peu, est \u00e9videmment toute diff\u00e9rente\u00a0: <em>\u00ab\u00a0U\u2026<\/em><\/p>\n<div class=\"paywall2025 d-flex flex-column mb-10\" auto_robot_readability=\"7\">\n  <img decoding=\"async\" class=\"floating-img\" src=\"http:\/\/pressactu.com\/wp-content\/uploads\/2025\/08\/1754419433_959_img-paywall@2x.png\" width=\"142\" height=\"91\" alt=\"\"\/><\/p>\n<div class=\"oreillette d-flex justify-content-center align-items-center py-5 rounded-top-15\" auto_robot_readability=\"32\">\n<p class=\"latino-100m text-blue-400\">Article r\u00e9serv\u00e9 aux abonn\u00e9s.<\/p>\n<p>          <span class=\"latino-100m text-blue-400 ps-10 text-decoration-underline\" style=\"cursor: pointer;\" data-piano=\"paywall_series_ete_anonymes,,,se_connecter,navigation\" data-urlencode=\"aHR0cHM6Ly9zZWMubm91dmVsb2JzLmNvbS9zZnVzZXIvY29ubmV4aW9uP3JlZGlyZWN0aW9uVXJsPWh0dHBzJTNBJTJGJTJGd3d3Lm5vdXZlbG9icy5jb20lMkZtb25kZSUyRjIwMjUwODA1Lk9CUzEwNjUxOCUyRjYtYW91dC0xOTQ1LXBvdXJxdW9pLWxlcy1hbWVyaWNhaW5zLW9udC1jaG9pc2ktaGlyb3NoaW1hLXBvdXItbGFyZ3Vlci1sYS1wcmVtaWVyZS1ib21iZS1hdG9taXF1ZS5odG1s\">Se connecter<\/span>\n      <\/div>\n<div class=\"paywall-body d-flex flex-column flex-grow-1 justify-content-center p-20 p-md-15 rounded-bottom-15\" auto_robot_readability=\"33\">\n<p class=\"pb-16 text-center antonia-1850c\">Offre d\u2019\u00e9t\u00e9\u00a0:<br \/>1\u20ac\/mois pendant 6\u00a0mois<\/p>\n<div class=\"d-flex flex-wrap flex-column column-gap-15 justify-content-center align-items-center\" auto_robot_readability=\"32\">\n<p>\n        <span class=\"btn btn--large btn--conversion-primary\" style=\"line-height:1;text-align:center!important;\" onclick=\"return window.pa.sendEvent('self_promotion.click', {'onsitead_type': 'Self promotion', 'onsitead_campaign': 'Article Teaser Series Ete 2025' , 'onsitead_format':'Monde::Monde::20250805.OBS106518_6_Aout_1945_Pourquoi_Les_Americains_Ont_Choisi_Hiroshima_Pour_Larguer_La_Premiere_Bombe_Atomique'});\" role=\"button\" data-urlencode=\"aHR0cHM6Ly9tYWNvbW1hbmRlLm5vdXZlbG9icy5jb20vYWNjb3VudC9jcmVhdGUvMjMwNjguMzYyODU\/YXJ0aWNsZT1odHRwcyUzQSUyRiUyRnd3dy5ub3V2ZWxvYnMuY29tJTJGbW9uZGUlMkYyMDI1MDgwNS5PQlMxMDY1MTglMkY2LWFvdXQtMTk0NS1wb3VycXVvaS1sZXMtYW1lcmljYWlucy1vbnQtY2hvaXNpLWhpcm9zaGltYS1wb3VyLWxhcmd1ZXItbGEtcHJlbWllcmUtYm9tYmUtYXRvbWlxdWUuaHRtbA==\">S&#8217;abonner<\/span>\n      <\/p>\n<p>\n            <svg class=\"icon icon--arrow-right  \" style=\"--fill:#575757\">\n        <use href=\"\/bucket\/aceed6b42574d3fcd5d7921440466b4655ba839c\/v3\/img\/sprite.svg#arrow-right\"\/>\n  <\/svg><br \/>\n        <span class=\"latino-600m text-grey-600 ps-10 pt-5\" style=\"cursor: pointer;\" data-piano=\"paywall_series_ete_anonymes,,,decouvrir_toutes_nos_offres,navigation\" data-urlencode=\"aHR0cHM6Ly93d3cubm91dmVsb2JzLmNvbS9hYm9ubmVtZW50LWV0ZS8=\"><br \/>\n          D\u00e9couvrir toutes nos offres<br \/>\n        <\/span>\n      <\/p>\n<\/p><\/div>\n<\/p><\/div>\n<\/div><\/div>\n<p><a href=\"https:\/\/www.nouvelobs.com\/monde\/20250805.OBS106518\/6-aout-1945-pourquoi-les-americains-ont-choisi-hiroshima-pour-larguer-la-premiere-bombe-atomique.html\">source<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>La ville d\u2019Hiroshima en 1948, trois ans apr\u00e8s le largage de la bombe atomique le 6 ao\u00fbt 1945.\u00a0HO \/ AFP Lire\u00a0plus\u00a0tard Google Actualit\u00e9s Partager Facebook Bluesky E-mail Copier le lien Envoyer S\u2019abonner pour lire Destin\u00e9e au pr\u00e9sident des Etats-Unis, la d\u00e9p\u00eache \u00ab\u00a0top secret\u00a0\u00bb est dat\u00e9e du 6\u00a0ao\u00fbt 1945, il y a exactement soixante-quinze\u00a0ans. Le g\u00e9n\u00e9ral [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":98128,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[75],"tags":[],"coauthors":[77],"class_list":["post-98127","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-monde"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/pressactu.com\/index.php?rest_route=\/wp\/v2\/posts\/98127","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pressactu.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/pressactu.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/pressactu.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/pressactu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=98127"}],"version-history":[{"count":0,"href":"https:\/\/pressactu.com\/index.php?rest_route=\/wp\/v2\/posts\/98127\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pressactu.com\/index.php?rest_route=\/wp\/v2\/media\/98128"}],"wp:attachment":[{"href":"https:\/\/pressactu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=98127"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/pressactu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=98127"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/pressactu.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=98127"},{"taxonomy":"author","embeddable":true,"href":"https:\/\/pressactu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcoauthors&post=98127"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}