During the 1945 conference in Potsdam,
the Big Three formalized the plan to divide Germany into four zones of occupation.
The Potsdam Conference<span> was held at </span>Cecilienhof<span>, the home of </span>Crown Prince Wilhelm Hohenzollern<span>, in </span>Potsdam<span>, </span>occupied Germany<span>, from 17 July to 2 August 1945.</span>
