<a href="https://en.wikipedia.org/wiki/Hungarian_Revolution_of_1956" id="mw0A" rel="mw:WikiLink" title="Hungarian Revolution of 1956">Hungarian Revolution</a>: A <i id="mw0Q">de facto</i> ceasefire comes into effect between armed revolutionaries and Soviet troops, who begin to withdraw from Budapest. Communist officials and facilities come under attack by revolutionaries.