Nov 1858French annexClipperton I.
14 Feb 1859Oregon becomesUS state
16 Feb–31 Mar 1859Conservative siegeof Veracruz fails
Apr 1859Anglo-GuatemalanTreaty over Belize
Jun–Oct 1859Pig War:US & Britain disputeSan Juan Is.
4 Oct 1859Kansas votesto become aFree State
16–18 Oct 1859John Brown raidsHarpers Ferry