Question: After which world war Dhimitër Berati served as secretary of the Albanian delegation  at the Paris Peace Conference?

Context paragraphs:
Paris Peace Treaties, 1947: The Paris Peace Treaties (French: "Traité de Paris" ) was signed on 10 February 1947, as the outcome of the Paris Peace Conference, held from 29 July to 15 October 1946.  The victorious wartime Allied powers (principally the United Kingdom, Soviet Union, United States, and France) negotiated the details of peace treaties with Italy, the minor Axis powers (Romania, Hungary, Bulgaria), and Finland, following the end of World War II in 1945.

Parashqevi Qiriazi: Parashqevi Qiriazi, also known as Paraskevi D. Kirias (2 June 1880 – 1970) was an Albanian teacher who dedicated her life to the Albanian alphabet and to the instruction of written Albanian language.  She was a woman participant at the Congress of Monastir, which decided the form of the Albanian alphabet, and the founder of the "Yll' i Mengjesit", a women's association.  Parashqevi was also a participant in the Paris Peace Conference, 1919 as a member of the Albanian-American community.  She was the sister of Sevasti Qiriazi, who was the director of the Mësonjëtorja, the first Albanian School for girls to open in 1891.

Faisal–Weizmann Agreement: The Faisal–Weizmann Agreement was a 3 January 1919 agreement between Emir Faisal, the third son of Hussein of the short-lived Kingdom of Hejaz, and Chaim Weizmann, a Zionist leader who had negotiated the 1917 Balfour Declaration with the British Government, signed two weeks before the start of the Paris Peace Conference.  Together with a letter written by T. E. Lawrence in Faisal's name to Felix Frankfurter in March 1919, it was one of two documents used by the Zionist delegation at the Peace Conference to argue that the Zionist plans for Palestine had prior approval of Arabs.

Dimitrie Dimăncescu: Dimitrie Dem.  Dimăncescu (1896-1984) was a Romanian diplomat serving between 1922 and 1947.  In 1913 with his brother Ioan Dimăncescu, he founded the Romanian Boy Scout Movement.  He served as a military officer in World War I and in World War II was a member of the Free Romanian Movement in London while also working with British Intelligence to undermine Nazi influence in Romania.  In 1946 he was Secretary of the Romanian Delegation to the Paris Peace Conference.

Principality of Albania: The Principality of Albania (Albanian: "Principata e Shqipërisë" or "Shteti Shqiptar") refers to the short-lived monarchy in Albania, headed by William, Prince of Albania, that lasted from the Treaty of London (1913) which ended the First Balkan War, through the invasions of Albania during World War I and the subsequent disputes over Albanian independence during the Paris Peace Conference of 1919, until 1925, when the monarch was abolished and the Albanian Republic declared.

List of diplomatic missions of Azerbaijan: Although Azerbaijan initiated diplomatic relations with Western and other countries since the Safavids dynasty in XVI century, the first diplomatic body - the Ministry of Foreign Affairs was established in 1918 when Azerbaijan was formed as a republic for the first time and Mehmet Hasan Hacınkski became the first minister.  The parliament sent the diplomatic delegation to the Ottoman State after signing the first international document - the Pact of Peace and Friendship - with this state and on this agreement, the Ottoman State became the first country recognizing independence of the ADR.  The next step, the "Friendship and Peace" treaty with Iran was signed on 20 March 1919.  And the diplomatic mission of Azerbaijan had started to work as a consulate in Tehran and other cities.  However, this successful revival continued until the Russian army entered Baku on April 28, 1920.  The diplomatic delegation of the Republic attended the Paris Peace Conference, 1919.  As a result of the national democratic movement that started in Azerbaijan in 1988-1990, the country restored its independence on 5 February, 1991.  Afterwards, Azerbaijan started to create bilateral relations with other countries.  In this regard, the diplomatic missions have been established in foreign countries.  Today Azerbaijan has embassies and consulates in more than 70 countries.  Recent diplomatic missions started to operate in Brasil, Australia and Vietnam.

Paris Peace Conference, 1919: The Paris Peace Conference, also known as Versailles Peace Conference, was the meeting of the Allied victors, following the end of World War I to set the peace terms for the defeated Central Powers diplomats from more than 32 countries and nationalities.

Vlora War: The Vlora War or the War of 1920 (Albanian: "Lufta e Vlorës" or "Lufta e Njëzetës"; Italian: "Guerra di Valona" ) was a series of battles between Italian forces garrisoned throughout the Vlorë region and Albanian nationalists divided into small groups of fighters.  The war lasted three months and had great impact in the struggle of Albania for the safeguard of its territories at a time when Albanian borders and future were discussed in the Paris Peace Conference.  The Vlora War is seen as a turning point in the establishment of the Albanian independence.

Dhimitër Beratti: Dhimitër Berati (1888 Korçë, Manastir Vilayet, Ottoman Empire - 1970 Rome, Italy) was an Albanian politician and journalist.  One of the signatories of the Albanian Declaration of Independence Berati served as secretary of the Albanian delegation at the Paris Peace Conference in 1919.

Eastern Committee: The Eastern Committee (1918–1919) was an interdepartmental committee of the War Cabinet of the British Government created towards the end of World War I.  It's creation was approved by the War Cabinet on 13 March 1918 and it held the first of 49 meetings on 28 march 1918, and having prepared British desiderata for the Paris Peace Conference of 1919 dissolved itself on 7 January 1919.  It was in turn replaced by the ad-hoc Interdepartmental Committee for Middle Eastern Affairs, Lord Curzon of Kedleston(Lord President of the Council) still in the chair while deputizing for Secretary of State for Foreign Affairs Arthur Balfour in his absence at the Peace Conference.

Supporting paragraphs: Dhimitër Beratti Paris Peace Conference, 1919
Answer: World War I