Question: Which war's humanitarian crisis does the novel calls attention to where the novel is set against the backdrop of chaotic East Congo and the author has worked for both the Security Service and the Secret Intelligent Service?

Context articles: Humanitarian Overseas Service Medal
Director General of MI5
Parliament Security Services
2015–2017 Nepal humanitarian crisis
The Mission Song
Israeli Defense Service Law
Récit
Frontier Service (Uzbekistan)
John le Carré
Head of the Security Service of Ukraine

The Humanitarian Overseas Service Medal is an award in the Australian honours system.
 The award is presented to those who perform humanitarian service in a foreign country, in particular those working in dangerous environments or conditions or during a humanitarian crisis.
 The award was introduced by letters patent on 16 April 1999, following a review of the Australian honours and awards system beginning in 1995.
The Director General of the Security Service is the head of the Security Service (commonly known as MI5), the United Kingdom's internal counter-intelligence and security agency.
 The Director-General is assisted by a Deputy Director-General and an Assistant Director-General, and reports to the Home Secretary, although the Security Service is not formally part of the Home Office.
The Parliament Security Services headed by Joint Secretary (Security), looks after the security set up in the Indian Parliament House complex.
 Director (Security) of the Rajya Sabha Secretariat exercises security operational control over the Parliament Security Service in the Rajya Sabha sector under the administrative control of the Rajya Sabha Secretariat.
 Director (Security) of the Lok Sabha Secretariat exercises security operational control over the Parliament Security Service in the Lok Sabha sector under the administrative control of the Lok Sabha Secretariat.
 Parliament Security Service is the In-House system to provides proactive, preventive and protective security to the VIPs/VVIPs, building and its incumbents.
 Parliament Security Services is solely responsible for management of access control and regulation of people, material and vehicles within the historical and prestigious Parliament House Complex.
The 2015–2017 Nepal humanitarian crisis developed out of lack of action following the April 2015 Nepal earthquake and its aftershocks and the compounding political factors of the 2015 Nepal blockade.
 As of July 7, 2016, the National Reconstruction Authority has not yet devised a plan for how to develop nor relocate the quake struck living in temporary and flimsy shelters.
 Therefore, the humanitarian crisis in ongoing and is likely to see a rerun into winter 2017 and beyond, especially in remote areas.
 In Sindhupalchok, the worst affected zone from the 2015 quake, the situation going into winter 2016-17 essentially the same as the prior year.
 Development indicators have dropped, Nepal was among the countries who had seen remarkable development gains pre-quake, post-quake reversal of gains has led to some 43% of the urban population lacks access to a toilet.
 It has been reported that one of the primary reasons for dropout and irregularity of girls in school attendance is the lack of toilets.
The Mission Song is a thriller/espionage novel by John le Carré, published in October 2006.
 Set against the background of the chaotic East Congo, the story involves the planning of a Western-backed coup in the province of Kivu, told from the worm's-eye view of the hapless interpreter.
 Although the events are fictional, the book evokes a rich and detailed picture of the political and racial tensions of the region, highlighting the greed and amorality of local bureaucrats and Western interests, and calling attention to the apathy of the British press about the continuing humanitarian crisis of the Congo War.
The Israeli Security Service Law, also known as the Israeli Defense Service Law, regulates the recruitment into military service for citizens of Israel.
 The Security Service Law replaced the Security Service Act of 1949, which made conscription a national routine rather than only requiring military draft during national security emergencies.
Récit is a term for a subgenre of the French novel, describing a work in which the narrative calls attention to itself.
 Literary critic Roger Shattuck explains, "During a "récit", we are conscious of being at one remove from the action; the very act of narration interferes and calls attention to itself."
 Examples of the "récit" include works by Benjamin Constant and Eugene Fromentin, André Gide, Maurice Blanchot, and Michel Leiris.
 According to Shattuck,The discomfort of the narrator in confronting his own effort of composition (by now it should be apparent that narrator and author become indistinguishable) has been inherited as one of the principal features of the recit.
The Frontier Service, also called the Committee for State Border Protection of the National Security Service and the National Border Guard, is a department of the military and National Security Service of Uzbekistan responsible for border security, part of the Security Service since 2005.
 It has been having many disagreements with the Frontier Forces of Kyrgyzstan since 2011.
David John Moore Cornwell (born 19 October 1931), known by the pseudonym John le Carré ( ), is a British author of espionage novels.
 During the 1950s and the 1960s, he worked for both the Security Service and the Secret Intelligence Service, and began writing novels under his pen name.
 His third novel, "The Spy Who Came in from the Cold" (1963), became an international best-seller and remains one of his best-known works.
 Following the success of this novel, he left MI6 to become a full-time author.
The Head of the Security Service of Ukraine serves as a director of the Security Service of Ukraine (SBU, national internal intelligence and counter-intelligence).
 The head of the Security Service of Ukraine is ex officio a member of the National Security and Defense Council of Ukraine.
 He or she is appointed or dismissed by the Supreme Council of Ukraine (Verkhovna Rada) on proposition of the President of Ukraine.