Question: When was Eritrea annexed by the largest troop contributor to the peace keeping mission of the employer of Francesco Cappè?

full_context: Document 1: United Nations Population Fund: In response, the EU decided to fill the gap left behind by the US under the Sandbaek report. According to its Annual Report for 2008, the UNFPA received its funding mainly from European Governments: Of the total income of M845.3 M, $118 was donated by the Netherlands, $67 M by Sweden, $62 M by Norway, $54 M by Denmark, $53 M by the UK, $52 M by Spain, $19 M by Luxembourg. The European Commission donated further $36 M. The most important non-European donor State was Japan ($36 M). The number of donors exceeded 180 in one year.
Document 2: List of members of the United Nations Security Council: As of July 2011, there are currently 193 members of the United Nations and five permanent members of the Security Council. The other ten seats are assigned amongst the remaining 188 members. As a result, many members have never been on the Security Council. The following list is a summary of all countries, currently 68 modern nations and three historical ones, that have never been a member of the United Nations Security Council. The three historical UN members listed are Tanganyika, Zanzibar, and the Federal Republic of Yugoslavia.
Document 3: Eritrea: The creation of modern-day Eritrea is a result of the incorporation of independent, distinct kingdoms and sultanates (for example, Medri Bahri and the Sultanate of Aussa) eventually resulting in the formation of Italian Eritrea. In 1947 Eritrea became part of a federation with Ethiopia, the Federation of Ethiopia and Eritrea. Subsequent annexation into Ethiopia led to the Eritrean War of Independence, ending with Eritrean independence following a referendum in April 1993. Hostilities between Eritrea and Ethiopia persisted, leading to the Eritrean–Ethiopian War of 1998–2000 and further skirmishes with both Djibouti and Ethiopia.
Document 4: Bernardo Kliksberg: He is the General Director of the program for development of young professor in economics and management for an “economy with a human face”, established in 27 Argentine universities, in Peru, and in Uruguay, and General Director of the new international program for preparation of young leaders established by Buenos Aires University and CAF Latin-American Development Bank in South American and Andean countries.
Document 5: Eritrea: During the Middle Ages, the Eritrea region was known as Medri Bahri ("sea-land"). The name Eritrea is derived from the ancient Greek name for Red Sea (Ἐρυθρὰ Θάλασσα Erythra Thalassa, based on the adjective ἐρυθρός erythros "red"). It was first formally adopted in 1890, with the formation of Italian Eritrea (Colonia Eritrea). The territory became the Eritrea Governorate within Italian East Africa in 1936. Eritrea was annexed by Ethiopia in 1953 (nominally within a federation until 1962) and an Eritrean Liberation Front formed in 1960. Eritrea gained independence following the 1993 referendum, and the name of the new state was defined as State of Eritrea in the 1997 constitution.[citation needed]
Document 6: United Nations peacekeeping: As of 29 February 2016, 124 countries were contributing a total of 105,314 personnel in Peacekeeping Operations, with Ethiopia leading the tally (8,324), followed by India (7,695) and Bangladesh (7,525). In June 2013. Pakistan contributed the highest number overall with 8,186 personnel, followed by India (7,878), Bangladesh (7,799), Ethiopia (6,502), Rwanda (4,686), Nigeria (4,684), Nepal (4,495), Jordan (3,374), Ghana (2,859), and Egypt (2,750). As of 28 February 2015, 120 countries were contributing a total of 104,928 personnel in Peacekeeping Operations, with Bangladesh leading the tally (9446). As of March 2008, in addition to military and police personnel, 5,187 international civilian personnel, 2,031 UN Volunteers and 12,036 local civilian personnel worked in UN peacekeeping missions.
Document 7: Riccardo Realfonzo: He is full professor at the University of Sannio (Italy) where in the late 2000s directed the economic department. Realfonzo was a member of the scientific committee of "Industria 2015" (2006–2007). After that he was two times the councilman for economic affairs of the city of Naples.
Document 8: International Centre for the Study of the Preservation and Restoration of Cultural Property: Mr. Georges Henri Rivière (then Director of ICOM) was appointed chairman of a sub-committee of the International Committee for Monuments of UNESCO for the creation of the Centre. The members of this Committee, when discussing the proposed functions of the Centre (September 25, 1953), considered that such a body could, for example:
Document 9: Military Police of Rio de Janeiro State: Under the United Nations, in cooperation with the Brazilian Army, the Military Police of Rio de Janeiro State has served in Angola, Mozambique, East-Timor, Sudan, and Haiti.
Document 10: Eritrea: The Scottish traveler James Bruce reported in 1770 that Medri Bahri was a distinct political entity from Abyssinia, noting that the two territories were frequently in conflict. The Bahre-Nagassi ("Kings of the Sea") alternately fought with or against the Abyssinians and the neighbouring Muslim Adal Sultanate depending on the geopolitical circumstances. Medri Bahri was thus part of the Christian resistance against Imam Ahmad ibn Ibrahim al-Ghazi of Adal's forces, but later joined the Adalite states and the Ottoman Empire front against Abyssinia in 1572. That 16th century also marked the arrival of the Ottomans, who began making inroads in the Red Sea area.
Document 11: Francesco Cappè: Francesco Cappè (born 31 May 1971 in Fivizzano, Italy) is Chairman of the garagErasmus Foundation and former United Nations official and Head, Security policies, Dialogue and Innovation for the United Nations Interregional Crime and Justice Research Institute (UNICRI); in this position he designed and supervised, among others, the first UN programme on security policies for major events and the UN initiatives against violent radicalization. He was a member of the UN Counter-Terrorism Implementation Task Force (CTITF) of the UN General Assembly. He also worked as Senior Advisor for the General Confederation of the Italian Industries (Confindustria) and Chair of the Robert F. Kennedy Flagship on Mediterranean Challenges as well as Board member and CEO of international companies and Higher Education Institutions. He is currently CEO and Board Member of CPM Square ltd, International advisory firm based in Malta that supports internationalisation of Education and Businesses and CEO of GY Academy. He is a professional coach on leadership, creative thinking and team building.
Document 12: Eritrea: In 1922, Benito Mussolini's rise to power in Italy brought profound changes to the colonial government in Italian Eritrea. After il Duce declared the birth of the Italian Empire in May 1936, Italian Eritrea (enlarged with northern Ethiopia's regions) and Italian Somaliland were merged with the just conquered Ethiopia in the new Italian East Africa (Africa Orientale Italiana) administrative territory. This Fascist period was characterized by imperial expansion in the name of a "new Roman Empire". Eritrea was chosen by the Italian government to be the industrial center of Italian East Africa.
Document 13: Ronaldo Lemos: Lemos is the director of the Institute for Technology & Society of Rio de Janeiro (ITSrio.org), and professor at the Rio de Janeiro State University's Law School. He is also a partner with the law firm Pereira Neto Macedo, and a board member of various organizations, including the Mozilla Foundation, Accessnow.org, and Stellar. He was nominated a visiting professor of Law, Technology and Policy at Columbia University´s School of International Public Affairs in 2017 and 2018 . He was appointed as a Young Global Leader by the World Economic Forum in 2015. He was appointed in November 2015 as a fellow by Ashoka, a civil society organization founded by Bill Drayton.
Document 14: Eritrea: Eritrea (/ˌɛrᵻˈtreɪ.ə/ or /ˌɛrᵻˈtriːə/;, officially the State of Eritrea, is a country in East Africa. With its capital at Asmara, it is bordered by Sudan in the west, Ethiopia in the south, and Djibouti in the southeast. The northeastern and eastern parts of Eritrea have an extensive coastline along the Red Sea. The nation has a total area of approximately 117,600 km2 (45,406 sq mi), and includes the Dahlak Archipelago and several of the Hanish Islands. Its name Eritrea is based on the Greek name for the Red Sea (Ἐρυθρὰ Θάλασσα Erythra Thalassa), which was first adopted for Italian Eritrea in 1890.
Document 15: United Nations Population Fund: Contributions from governments and the private sector to UNFPA in 2014 exceeded $1 billion. The amount includes $477 million to the organization’s core resources and $529 million earmarked for specific programs and initiatives.
ground_truth: 1953
sub_queries: What is Francesco Cappè's place of employment? Answer: United Nations
largest troop contributor to the United Nations peace keeping mission Answer: Ethiopia
When was Eritrea annexed by Ethiopia ? Answer: 1953