Question: On what day is the holiday that commemorates the day also known as V-P day celebrated in North and South Korea?
Context: Internal Autonomy Day (French: "Fête de l’autonomie" ; Tahitian: "Heiva o te" ) is an official holiday in French Polynesia, an overseas collectivity of France.  It is celebrated annually on 29 June, to honor Tahitian and French Polynesian self-rule.  The day also marked the annexation of the Kingdom of Tahiti and the turnover of native sovereignty by King Pōmare V to France. Brazilian Day is an annual festival which takes place in New York City (NYC) and other cities around the world (v.g., Philadelphia).  It is held near the beginning of September to celebrate Brazil's independence day celebrated today in the Federative Republic of Brazil on September 7th, 1822 - proclaimed by prince regent - heir to the Portuguese throne Dom Pedro I (1798-1834), from the previous United Kingdom of Portugal, Brazil and the Algarves (and his father King Joao VI / John VI, 1767-1826), establishing the new Empire of Brazil (1822-1889) in South America.  Brazilian Day is always on Sunday before the American Labor Day holiday weekend. Armed Forces Day in South Korea is an annual event usually celebrated on 1 October to commemorate the service of men and women in the Republic of Korea Armed Forces.  The day that South Korean forces broke through the 38th parallel in 1950 during the Korean War.  It is not a national holiday or public day off, but a National Flag Raising Day (국기게양일) to recognize and honor the South Korean military.  In 2017, the holiday was celebrated on 28 September rather than the usual date to avoid clashing with the lunar holiday of Chuseok. The Fiesta Nacional de España ("Festa Nacional d'Espanya" in Catalan/Valencian/Balearic; "Festa Nacional de España" in Galician; "Espainiako Jai Nazionala" in Basque) is the national day of Spain.  It is held annually on October 12 and is a national holiday.  It commemorates the anniversary of Christopher Columbus's first arrival in the Americas, a day also celebrated in other countries. The Korean Alphabet Day, known as Hangeul Day (한글날) in South Korea, and Chosŏn'gŭl Day in North Korea, is a national Korean commemorative day marking the invention and the proclamation of Hangul (한글; 조선글), the alphabet of the Korean language, by the 15th-century Korean monarch Sejong the Great.  It is observed on October 9 in South Korea and on January 15 in North Korea.  In 2013, Hangul Day became a national holiday in South Korea. The National Liberation Day of Korea, is celebrated annually on August 15 in both North and South Korea.  It commemorates Victory over Japan Day. Victory over Japan Day (also known as V-J Day, Victory in the Pacific Day, or V-P Day) is the day on which Imperial Japan surrendered in World War II, in effect ending the war.  The term has been applied to both of the days on which the initial announcement of Japan's surrender was made – to the afternoon of August 15, 1945, in Japan, and, because of time zone differences, to August 14, 1945 (when it was announced in the United States and the rest of the Americas and Eastern Pacific Islands) – as well as to September 2, 1945, when the signing of the surrender document occurred, officially ending World War II. North Borneo Self-government Day is a self-government day celebrated on 31 August every year by the state of Sabah in Malaysia.  Only since 2012, the holiday has been received widely by the Sabah state government and the citizen of Sabah as the Hari Merdeka was not the right celebration day for the state. Nyepi is a Balinese "Day of Silence" that is commemorated every "Isakawarsa" (Saka new year) according to the Balinese calendar (in 2018, it falls on March 17).  It is a Hindu celebration mainly celebrated in Bali, Indonesia.  Nyepi, a public holiday in Indonesia, is a day of silence, fasting and meditation for the Balinese.  The day following Nyepi is also celebrated as New Year's Day.  On this day, the youth of Bali practice the ceremony of Omed-omedan or 'The Kissing Ritual' to celebrate the new year.  The same day celebrated in India as ugadi. World Freedom Day () is a memorial day celebrated on 23 January in Taiwan and South Korea.  The event marks the return of some 22,000 ex-communist war prisoners of the Korean War (1950–1953) to Taiwan, of whom 14,000 Chinese soldiers arrived at Keelung harbor on 23 January 1954, and were given the title "Anti-Communist Martyrs".  The Republic of China (ROC) government subsequently declared 23 January as World Freedom Day to honor these soldiers, and created the "Anti-Communist League" (which later became the World League for Freedom and Democracy) to fight communist expansion worldwide.  The league is led by President Yao Eng-Chi, a former Kuomintang-MP and Secretary-General Ger Yeong-Kuang, a Professor for political science at National Taiwan University.  Every year World Freedom Day Celebrations are held in Taiwan, and the event is attended by both locals and foreign delegates from all over the world.  Usually, the president of the ROC delivers a congratulatory message, and cultural performances take place.
Answer: August 15