World War II: In the early phases of the <a href="https://en.wikipedia.org/wiki/Third_Battle_of_Kharkov" id="mwqg" rel="mw:WikiLink" title="Third Battle of Kharkov">Third Battle of Kharkov</a>, <a href="https://en.wikipedia.org/wiki/Red_Army" id="mwqw" rel="mw:WikiLink" title="Red Army">Red Army</a> troops re-enter the city.