Relier Pairs Spanish Monarchs. The bourbon dynasty.Version en ligne Spanish Monarchs. The bourbon dynasty. par Miguel Angel Preciado Lopez 1 He was the founder of the National Library and ruled as an absolute monarch. 2 This monarch introduced reforms and founded the botanical gardens in Madrid. 3 This king was a reformist and introduced changes in trade and agriculture. 4 Because this monarch left no heir, the War of Succession came about. 5 This monarch handed over power to Manuel Godoy. Carlos III Fernando VI Felip V Carlos IV Carlos II