World War II: The <a class="mw-redirect" href="https://en.wikipedia.org/wiki/Prague_Offensive" id="mw_g" rel="mw:WikiLink" title="Prague Offensive">Prague Offensive</a>, the last major battle of the <a href="https://en.wikipedia.org/wiki/Eastern_Front_(World_War_II)" id="mw_w" rel="mw:WikiLink" title="Eastern Front (World War II)">Eastern Front</a>, begins.