Yaushe ne aka gudanar da muhawara a Belgrade? Bisa ga tambayar da ta gabata, ka rubuta mahallin da ke ɗauke da amsar. Zai iya zama jumla 1 - 20. Abubuwan da ke ciki:
A cikin wannan shekarar, Tesla ya rubuta wata kasida, The Art of Projecting Concentrated Non-dispersive Energy ta hanyar Natural Media, game da makaman katako mai caji. Tesla ya wallafa takardun a ƙoƙarin bayyana a kan fasaha bayanin wani "superweapon cewa zai kawo karshen dukan yaƙe-yaƙe". Wannan rubutun a halin yanzu yana cikin rumbun adana kayan tarihin Nikola Tesla a Belgrade. Ya bayyana bututun fanko mai buɗewa tare da hatimin jet na gas wanda ke ba da izinin barbashi su fita, hanyar cajin barbashi zuwa miliyoyin volts, da kuma hanyar ƙirƙirar da kuma jagorantar raƙuman raƙuman ruwa marasa rarrabuwa (ta hanyar tsoratar da lantarki). Tesla yayi kokarin sha'awar Ma'aikatar Yakin Amurka, United Kingdom, Soviet Union, da Yugoslavia a cikin na'urar.