Start of the <a href="https://en.wikipedia.org/wiki/Philippine_revolts_against_Spain#Sumuroy_Revolt_(1649–1650)" id="mwQg" rel="mw:WikiLink" title="Philippine revolts against Spain">Sumuroy Revolt</a>: Filipinos in <a href="https://en.wikipedia.org/wiki/Northern_Samar" id="mwQw" rel="mw:WikiLink" title="Northern Samar">Northern Samar</a> led by <a class="mw-redirect" href="https://en.wikipedia.org/wiki/Agustin_Sumuroy" id="mwRA" rel="mw:WikiLink" title="Agustin Sumuroy">Agustin Sumuroy</a> revolt against Spanish colonial authorities.