American adventurer <a href="https://en.wikipedia.org/wiki/William_Walker_(filibuster)" id="mwbw" rel="mw:WikiLink" title="William Walker (filibuster)">William Walker</a> departs from <a href="https://en.wikipedia.org/wiki/San_Francisco" id="mwcA" rel="mw:WikiLink" title="San Francisco">San Francisco</a> with about 60 men to conquer <a href="https://en.wikipedia.org/wiki/Nicaragua" id="mwcQ" rel="mw:WikiLink" title="Nicaragua">Nicaragua</a>.