Some sample questions from this category:
* What is the name of the dynasty that has reigned in Belgium since its independence in 1831?
* A daughter of King Leopold I, Princess Charlotte, married Archduke Maximilian of Austria. In 1864 they became emperor and empress of which country?
* There were more marriages between the Belgians and the Austrians. The second king, Leopold II, married Archduchess Marie Henriette. How many children did they have?
* King Leopold II managed to get a private colony in Congo. For what main reason did the Belgian State take over the colony in 1908?
* King Leopold II was succeeded in 1909 by King Albert I. What was Albert's relationship to the deceased king?