Three trains collide in the <a href="https://en.wikipedia.org/wiki/Quintinshill_rail_disaster" id="mw9w" rel="mw:WikiLink" title="Quintinshill rail disaster">Quintinshill rail disaster</a> near <a href="https://en.wikipedia.org/wiki/Gretna_Green" id="mw-A" rel="mw:WikiLink" title="Gretna Green">Gretna Green</a>, Scotland, killing 227 people and injuring 246.