The <a href="https://en.wikipedia.org/wiki/April_Uprising_of_1876" id="mwfQ" rel="mw:WikiLink" title="April Uprising of 1876">April Uprising</a> begins. Its suppression shocks European opinion, and Bulgarian independence becomes a condition for ending the <a class="mw-redirect" href="https://en.wikipedia.org/wiki/Russo-Turkish_War_(1877–78)" id="mwfg" rel="mw:WikiLink" title="Russo-Turkish War (1877–78)">Russo-Turkish War</a>.