Kammala wannan jumlar: A watan Maris, an kifar da gwamnatin Yugoslavia mai goyon bayan Jamus. Hitler da ya fusata ya ba da umurni a faɗaɗa harin ya haɗa da Yugoslavia. An fara aikin Marita a ranar 7 ga Afrilu. Luftwaffe ya ƙaddamar da StG 1, 2 da 77 zuwa yakin. Stuka ya sake jagorantar harin sama, tare da ƙarfin layin gaba na injuna 300, a kan ƙarancin juriya na Yugoslav a cikin iska, yana ba da damar Stukas don haɓaka suna mai ban tsoro a wannan yankin. Yin aiki ba tare da tsangwama ba, sun dauki nauyin nauyin sojojin kasa, suna fama da hasara kawai ga wuta. Ingancin bama-bamai na nutsewa ya taimaka wajen kawo nasarar Yugoslavia a cikin kwanaki goma. Stukas kuma sun dauki wani bangare a cikin
Operation Hukunci, Hitler ta ramuwar gayya fashewa da Belgrade. Jirgin saman da aka yi amfani da shi ya kai hari kan filayen jiragen sama da kuma bindigogi na bindigogi yayin da 'yan bindigar suka kai hari kan fararen hula. Belgrade ya lalace sosai, tare da mutane 2,271 da aka kashe da kuma 12,000 da suka ji rauni.