[the map above shows nations that seceded peacefully or violently from the UK.] Here’s a list of countries that seceded peacefully: 1777 Vermont from New York/USA (rejoins Union in 1791 1791) 1789 11 states of USA seceded from the Union, but NC, RI re-joined in 1789-1791 1831 Belgium from the Netherlands 1857-1987 (gradual) New Zealand … Continue reading List of Nations that Seceded Peacefully