Triple

Target entity: Thirty Years' War
Context triple: [Patrick Ruthven, Earl of Forth and Brentford, servedIn, Thirty Years' War]

• A. Thirty Years' War chosen
  The Thirty Years' War was a devastating 17th-century European conflict, largely fought in the Holy Roman Empire, that intertwined religious and political struggles and reshaped the continent’s balance of power.
• B. Guerra de los Diez Años
  Guerra de los Diez Años fue el primer gran conflicto de la Guerra de Independencia de Cuba contra el dominio colonial español, desarrollado entre 1868 y 1878.
• C. War of the League of Augsburg
  The War of the League of Augsburg was a major late 17th-century conflict in which a European coalition fought to check the expansionist ambitions of Louis XIV’s France.
• D. Eighty Years' War
  The Eighty Years' War was a protracted 16th–17th century conflict in which the Dutch provinces fought for and ultimately secured independence from Spanish rule, laying the foundations of the Dutch Republic.
• E. Nine Years' War
  The Nine Years' War was a major late 16th-century conflict in Ireland in which Gaelic lords, led by Hugh O’Neill and Hugh Roe O’Donnell, resisted English rule, ultimately leading to the collapse of traditional Gaelic power and paving the way for large-scale English colonization.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.