Question: Maximilien Strauch was the adviser to what second king of the Belgians?

Context paragraphs:
Prince of Liège: Prince of Liège was a substantive title awarded by King Albert I of the Belgians to his youngest grandson, Prince Albert (former King Albert II), while he was third in line to the throne of Belgium.  The title was used from 7 June 1934 until his accession as King of the Belgians in 9 August 1993.  His wife, the present Queen Paola, was known as the Princess of Liège from their marriage in 1959 until 1993.

Maximilien Strauch: Maximilien Charles Ferdinand Strauch (Lomprez, 4 October 1829 - Beez, 7 June 1911) was a Belgian officer that played a role in the colonization of the Congo.  He was a trusted advisor of king Leopold II of Belgium, who entrusted him with the functions of secretary-general of the Association internationale africaine (1878), secretary of the Comité d'études du Haut-Congo (1878) and chairman of the Association internationale du Congo (23 February 1885 - 1 July 1885).

Royal Order of the Lion: The Royal Order of the Lion (French: "Ordre Royal du Lion" ) (Dutch: "Orde van de Leeuw" ) was established by King Leopold II of the Belgians on 9 April 1891, in his capacity as ruler of the Congo Free State, and was awarded for services to Congo and its ruler that did not deserve the award of the Order of the African Star and were not necessarily performed from within the Congo.  It was incorporated into the Belgian honours system following the annexation of the Congo Free State by Belgium.  The motto of the Order is ""Travail et progrès"" (French: "Labour and progress" ).  The King of the Belgians is its Grand Master.  Even though Congo is no longer a Belgian colony, it is still considered to be a Belgian Order.

Order of the African Star: The Order of the African Star (Dutch: "Orde van de Afrikaanse Ster" , French: "Ordre de l'Étoile africaine" ) was established by King Leopold II of the Belgians on 30 December 1888, in his capacity as ruler of the Congo Free State, and was awarded for services to Congo and for the "promotion of African civilisation in general".  It was incorporated into the Belgian honours system on 10 October 1908 following the annexation of the Congo Free State by Belgium.  The motto of the Order is ""Travail et progrès"" (French: "Labour and progress" ).  The King of the Belgians is its Grand Master.  Even though Congo is no longer a Belgian colony, it is still considered to be a Belgian Order.

King Albert Medal: The King Albert Medal (Dutch: "Koning Albert Medaille" , French: "Médaille du Roi Albert" ) was a Belgian medal established by royal decree on 7 April 1919 and awarded to both Belgians and foreigners who were exceptionally meritorious in promoting, organising or administering humanitarian and charitable work that assisted Belgians in need during the First World War.

Dhovemi of the Maldives: Dhovemi Kalaminja Siri Thiribuvana-aadiththa Maha Radun (Dhivehi: ދޮވެމި ކަލަމިންޖާ ސިރީ ބަވަނަ އާދީއްތަ މަހާ ރަދުން) or Donei Kalaminjaa (Dhivehi: ދޮނެއި ކަލަމިންޖާ) was the second king of the Maldives from 1141 to 1166 or 1176 according to the "Raadhavalhi" and the Loamaafaanu copper plate writings (two sources from which the early history of the Maldives is studied).  The "Taarikh chronicles".  however calls this king Sultan Muhammad ibn Abdullah which is probably the Muslim name of the king after his conversion to Islam in the 12th year of his reign.  Later on the title of Dharumavantha (Dharumas) Rasgefaanu or 'the benevolent king' was bestowed upon him.  He is also known as the first ruler of the Theemuge Dynastry (not considering King Koimala of the Lunar Dynastry).  This name was derived from his house's name, Theemuge, some sourced refer to the royal house as the "Maalei Dharikolhu".  Though it was being called "Theemuge Darikolhu" they were descendents of the Buddhist Kings of the Lunar Dynastry or Soma Vansa.

Hamhung Royal Villa: Hamhung Royal Villa (Hangul: 함흥본궁, Hanja: 咸興本宮) is the National Treasure no. 107 of North Korea located in Sonamudong, Sapogu Station, Hamhung.  This villa is the place where Yi Seong-gye lived before founding the Joseon Dynasty and becoming King Taejo.  This villa was therefore the birthplace of the older offsprings of Taejo, among them his 2nd second son (Yi Bang-gwa, 1357–1419, later Jeongjong of Joseon, the second king) and his 5th son (Yi Bang-won, 1367–1422, later Taejong of Joseon, the third king).  When king Taejo went out of power to his 2nd son, he rebuilt his residence at the site of his ancestor's land.

Leopold II of Belgium: Leopold II (9 April 183517 December 1909) reigned as the second King of the Belgians from 1865 to 1909 and became known for the founding and exploitation of the Congo Free State as a private venture.

Atys (King of the Maeonians): Atys (Greek: Ἄτυς ) one of the sons of Manes along with Cotys, was the second king of Maeonia (later known as Lydia) and father of Lydus.  He was the second king of the Atyad dynasty according to Herodotus.

Front Palace: Front Palace (Thai: วังหน้า "wang na" ) is the colloquial name for the residence, person and office of Krom Phra Rajawang Bovorn Sathan Mongkol (กรมพระราชวังบวรสถานมงคล pronunciation), which was the Siamese monarchy's equivalent of the viceroyal office of "uparaja" (อุปราช ; rtgs: "Uparat" ) until the end of the nineteenth century.  The office-holder was considered second only to the King, and the heir presumptive.  The office is also referred to in English as "Vice King" and "Second King."  It originated in the Ayutthaya period and later gained significant powers during the Rattanakosin period.  Front Palace occupants were usually a son or brother of the reigning monarch.  The office existed until the death of the last occupant, Prince Vichaichan, in 1885.  King Chulalongkorn then abolished the office of an heir presumptive, introducing in its stead the Western concept of a crown prince as heir apparent, and styled the new office "Crown Prince of Siam."

Supporting paragraphs: Maximilien Strauch Leopold II of Belgium
Answer: Leopold II of Belgium