Answer the following question: Information: - Ferdinand I ( Spanish : Fernando I ) ( 10 March 1503 -- 25 July 1564 ) was Holy Roman Emperor from 1558 , king of Bohemia and Hungary from 1526 , and king of Croatia from 1527 until his death . Before his accession , he ruled the Austrian hereditary lands of the Habsburgs in the name of his elder brother , Charles V , Holy Roman Emperor . Also , he often served as Charles ' representative in Germany and developed useful relationships with German princes . The key events during his reign were the contest with the Ottoman Empire , whose great advance into Central Europe began in the 1520s , and the Protestant Reformation , which resulted in several wars of religion . Ferdinand was able to defend his realm and make it somewhat more cohesive , but he could not conquer the major part of Hungary . His flexible approach to Imperial problems , mainly religious , finally brought more result than the more confrontational attitude of his brother . Ferdinand 's motto was Fiat iustitia , et pereat mundus : '' Let justice be done , though the world perish '' . - The Spanish Empire was one of the largest empires in history. It reached the peak of its military, political and economic power under the Spanish Habsburgs, through most of the 16th and 17th centuries, and its greatest territorial extent under the House of Bourbon in the 18th century, when it was the largest empire in the world. The Spanish Empire became the foremost global power of its time and was the first to be called "the empire on which the sun never sets". - Habsburg Netherlands is the collective name of Holy Roman Empire fiefs in the Low Countries held by the House of Habsburg and later by the Spanish Empire, also known as the Spanish Netherlands. The rule began in 1482, when after the death of the Valois-Burgundy duke Charles the Bold the Burgundian Netherlands fell to the Habsburg dynasty by the marriage of Charles's daughter Mary of Burgundy to Archduke Maximilian I of Austria. - CharlesV (; Dutch: "Karel") (24 February 1500 21 September 1558) was ruler of both the Spanish Empire from 1516 and the Holy Roman Empire from 1519, as well as of the Habsburg Netherlands from 1506. He voluntarily stepped down from these and other positions by a series of abdications between 1554 and 1556. Through inheritance, he brought together under his rule extensive territories in western, central, and southern Europe, and the Spanish colonies in the Americas and Asia. As a result, his domains spanned nearly four million square kilometers and were the first to be described as "the empire on which the sun never sets". 'ferdinand i' is related to which object entity through the relation of 'noble family'? Choices: - house of bourbon - house of habsburg
Answer:
house of habsburg