The Crusade of Varna, 1444 - The Ottoman Empire becomes a Superpower ♦Consider supporting the Channel : https://www.patreon.com/Knowledgia ♦Please consider to SUBSCRIBE: https://goo.gl/YJNqek ♦Music Used : Kevin MacLeod - Grim League Kevin MacLeod - All this-Scoring Action Kevin MacLeod - Grim League Music provided by No Copyright Music: null For You King by Ender Güney Music used: Nomadic Sunset by Alexander Nakarada @ SerpentSound Studios https://soundcloud.com/serpentsoundstudios/nomadic-sunset-celtic-fantasy-soundtrack Licensed under Creative Commons Attribution 4.0 https://creativecommons.org/licenses/by/4.0/ ♦Sources : The Crusade of Varna, 1443-45 - Colin Imber https://web.archive.org/web/20080509053848/http://coursesa.matrix.msu.edu/~fisher/hst373/readings/sugar.html Stephen Turnbull. The Ottoman Empire 1326–1699 ♦Script & Research : Skylar Gordon #History #Documentary