{"id":624880,"date":"2026-01-18T22:47:36","date_gmt":"2026-01-18T21:47:36","guid":{"rendered":"https:\/\/cronologia-universale.it\/1954-3\/"},"modified":"2026-01-18T22:47:36","modified_gmt":"2026-01-18T21:47:36","slug":"june-24-1947","status":"publish","type":"post","link":"https:\/\/cronologia-universale.it\/en\/june-24-1947\/","title":{"rendered":"June 24, 1947"},"content":{"rendered":"<p>American private pilot Kenneth Arnold claims to have witnessed nine strange metallic objects flying over Washington State. US military authorities are using the term UFO (Unidentified Flying Object) for the first time.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>American private pilot Kenneth Arnold claims to have witnessed nine strange metallic objects flying over&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[35],"tags":[],"class_list":["post-624880","post","type-post","status-publish","format-standard","hentry","category-ev-en"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>June 24, 1947 - Cronologia Universale<\/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:\/\/cronologia-universale.it\/en\/june-24-1947\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"June 24, 1947 - 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