 
 <prompt> ```Who be di prime minister of prussia from 1862 until 1890? 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 one 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 come out sake of French diplomatic pressure, but Otto von Bismarck provoke the French make dem declare war by changing one telegram wey William I send. Bismarck release the Ems Dispatch to the public, and e make am look like say the king treat the French envoy anyhow, wey come make French people vex well well. 