 
 <prompt> ```Who be the king of Prussia from 1861 until e become German Emperor for 1871? Given di previous question, write a context wey contain di answer. E fit be 1 - 20 sentences. Context:``` <response>: The main reason wey cause the war na because of the candidacy of Leopold of Hohenzollern-Sigmaringen, wey be Prussian prince, to become king of Spain. France dey fear say dem go surround dem with alliance between Prussia and Spain. The Hohenzollern prince candidacy later comot based on French pressure, but Otto von Bismarck provoke the French make dem declare war by changing one telegram wey William I send. Bismarck come release the Ems Dispatch to the public, and e make am look like say the king treat the French envoy anyhow, wey come make people for France vex well well. 