[PAR] [TLE] Leopold I, Holy Roman Emperor [SEP] Leopold I (name in full: "Leopold Ignaz Joseph Balthasar Felician"; Hungarian: "I. Lipót" ; 9 June 1640 – 5 May 1705) was Holy Roman Emperor, King of Hungary, Croatia, and Bohemia.  The second son of Ferdinand III, Holy Roman Emperor, by his first wife, Maria Anna of Spain, Leopold became heir apparent in 1654 by the death of his elder brother Ferdinand IV.  Elected in 1658, Leopold ruled the Holy Roman Empire until his death in 1705. [PAR] [TLE] Truce of Ratisbon [SEP] The Truce of Ratisbon, or Truce of Regensburg, concluded the War of the Reunions between Spain and France.  The Truce was signed on 15 August 1684 at the Dominican convent at Ratisbon in Bavaria between Louis XIV of France on the one side, and the Holy Roman Emperor, Leopold I, and the Spanish King, Charles II, on the other.  The final agreements allowed King Louis to retain Strasbourg, Luxembourg, and other Reunion gains, and Kortrijk and Diksmuide, both now in Belgium, were returned to Spain.  It was not, however, a definitive peace but only a truce for 20 years.
[PAR] [TLE] Leopold I , Holy Roman Emperor [ SEP ] Leopold I ( name in full : " Leopold Ignaz Joseph Balthasar Felician " ; Hungarian : " I. Lipót " ; 9 June 1640 – 5 May 1705 ) was Holy Roman Emperor , King of Hungary , Croatia , and Bohemia . The second son of Ferdinand III , Holy Roman Emperor , by his first wife , Maria Anna of Spain , Leopold became heir apparent in 1654 by the death of his elder brother Ferdinand IV . Elected in 1658 , Leopold ruled the Holy Roman Empire until his death in 1705 . [PAR] [TLE] Truce of Ratisbon [ SEP ] The Truce of Ratisbon , or Truce of Regensburg , concluded the War of the Reunions between Spain and France . The Truce was signed on 15 August 1684 at the Dominican convent at Ratisbon in Bavaria between Louis XIV of France on the one side , and the Holy Roman Emperor , Leopold I , and the Spanish King , Charles II , on the other . The final agreements allowed King Louis to retain Strasbourg , Luxembourg , and other Reunion gains , and Kortrijk and Diksmuide , both now in Belgium , were returned to Spain . It was not , however , a definitive peace but only a truce for 20 years .
What is the name of the elder brother emperor that signed the Truce of Ratisbon?
What is the name of the elder brother emperor that signed the Truce of Ratisbon ?
Ferdinand IV
Ferdinand IV