The national flag of Indonesia is a simple bicolor with two horizontal bands, red (top) and white (bottom) with an overall ratio of 2:3. It was introduced and hoisted in public during the proclamation of independence on 17 August 1945 at 56 Proklamasi Street in Jakarta, and again when the Dutch formally transferred sovereignty on 27 December 1949. The design of the flag has remained unchanged since.
Palangka Raya is the capital and largest city of the Indonesian province of Central Kalimantan. The city is situated between the Kahayan and the Sabangau rivers on the island of Borneo. As of the 2020 census, the city has a population of 293,500; the official estimate as at mid 2024 was 310,182. Palangka Raya is the largest city by land area in Indonesia ; however, most of the area is forested including protected forests, nature conservation areas, and Tangkiling Forest.
The Battle of Surabaya was a major battle in the Indonesian National Revolution fought between regular infantry and militia of the Indonesian nationalist movement and British and British Indian troops against the re-imposition of Dutch colonial rule. The peak of the battle was in November 1945. The battle was the largest single battle of the revolution and became a national symbol of Indonesian resistance. Considered a heroic effort by Indonesians, the battle helped galvanise Indonesian and international support for Indonesian independence. 10 November is celebrated annually as Heroes' Day.
Martapura is the capital of the Banjar Regency in South Kalimantan province, Indonesia. It is located close to the city of Banjarbaru and it consists of three districts within the Regency - Martapura, West Martapura and East Martapura, with a combined population at the 2020 Census of 169,356 people; the official estimate as at mid 2023 was 174,876.
Tarakan is an island and co-extensively the sole city within the Indonesian province of North Kalimantan. The island city is the largest urban area in North Kalimantan population-wise and is located in northern Borneo, midway along the coast of the province. The city boundaries are co-extensive with the island. Once a major oil-producing region during the colonial period, Tarakan had great strategic importance during the Pacific War and was among the first Japanese targets early in the conflict. It is the sole city within the newly established Indonesian province of North Kalimantan. According to Statistics Indonesia, the city had a population of 193,370 at the 2010 Census and 242,786 inhabitants at the 2020 Census; the official estimate as at mid 2023 was 249,960.
Sampit is a large town located in East Kotawaringin Regency, Central Kalimantan. Previously a timber port town, it has grown to be a medium-sized community with a population of 166,773 according to Statistics Indonesia in 2019, with the economy having since divested from timber products. However, the town is not an autonomous city and not an administrative division by despite having a sizeable population and urban built-up. It consists of 11 urban villages (kelurahan) from Baamang District, Seranau District, and Mentawa Baru Ketapang District. The total area of the town is 751.45 square kilometres.
The following is an alphabetical list of topics related to the Republic of Indonesia.
The capital of Indonesia, officially the capital of the Unitary State of the Republic of Indonesia, is Jakarta, one of the oldest continuously inhabited cities in Southeast Asia. However, since the enactment of the Special Region of Jakarta Act, Jakarta has lost its de jure status as capital of Indonesia, and is currently in a transitional period due to the relocation of the capital to Nusantara. On 30 November 2024, Jakarta status as capital is revoked.
South Barito Regency is a regency in Central Kalimantan province of Indonesia. On 10 April 2002 the eastern districts were split off to create a new East Barito Regency, while the residual South Barito District has an area of 7,020 km2. The regency seat is located in the town of Buntok, located in South Dusun district. The population of South Barito Regency was 124,128 at the 2010 Census and 131,140 at the 2020 Census; the official estimate as at mid 2023 was 134,698.
Hearts of Freedom or Hati Merdeka, is a 2011 Indonesian drama fiction historical film and was the third film in the Merah Putih trilogy. The first was Merah Putih, followed by Darah Garuda. The films describe how a group of Indonesian army cadets fight for freedom from Dutch colonialism. This film is an adaptation of the Japanese propaganda film Hati Merdeka by Andreas Liong and Ignatius Matulessy in 1944.
Merah Putih is a movie, directed by Yadi Sugandi, brought out in Indonesia in 2009. This film is an adaptation of Japanese propaganda film Air dan Api by Andreas Liong and Ignatius Matulessy in 1943.
Hasan Basry was a military general, Indonesian nationalist leader, and was a key figure in the liberation of Kalimantan from Dutch rule. During the Indonesian National Revolution, he acted as the military representative of the Indonesian army in Kalimantan and led a guerilla war against the Linggadjati Agreement. He was a key figure behind the 17 May Proclamation which rallied Kalimantan natives against Dutch rule in 1949. He was declared a National Hero of Indonesia in 2001.
Wikana was an Indonesian minister and independence leader. He was one of the youths who forced Sukarno and Hatta to declare independence immediately after the surrender of the Japanese. He was the first Indonesian Minister of Youth and Sport. He was a member of the Indonesian Communist Party. Sometime after the 1965 coup d'état attempt, he was arrested and went missing. It is supposed that he was one of the assassinated in the Indonesian mass killings of 1965–66.
Bernard Wilhelm "B. W." Lapian was a nationalist involved in the struggle for Indonesian independence. He published several newspapers that gave voice to the welfare of the Indonesian people and promoted Indonesian nationalism. He was also part a group who established a separate Christian denomination from the official Dutch East-Indies church institution. After Indonesia gained its independence, Lapian served as head of the district of Manado and acting governor of Sulawesi. In 2015, he was given the title of National Hero of Indonesia by President Joko Widodo.
The Independence Day of Indonesia is a national holiday in Indonesia commemorating the anniversary of Indonesia's proclamation of independence on 17 August 1945. It was made a national holiday by government decree in 1946.
The Kalimantan Physical Revolution was an armed conflict between Indonesian nationalists and pro-Dutch forces in Dutch Borneo in the second half of the 1940s. It began with the end of the Japanese occupation of the Dutch East Indies and the 1945 Proclamation of Indonesian Independence by Sukarno and lasted until the Dutch withdrew from most of Indonesia in 1949. It can be considered part of the larger Indonesian National Revolution.
The Dayak Desa War or Majang Desa War was an armed uprising by the Dayak Desa tribe in West Kalimantan against the Japanese Empire during World War II, and shortly thereafter by Indonesian nationalists against the Dutch East Indies. The war was initially caused by the local population's opposition against the rōmusha system and disappointment with Japanese occupation. In the initial phase of Japanese occupation, several Japanese companies entered the region to gain natural resources in order to support the Japanese war effort in the Pacific. Occupying Japanese forced locals to work for free for these companies, mainly in coal mining and timber production. After that, a Japanese foreman working in a company wanted to marry the daughter of Pang Linggan, a respected Dayak chief in the region, which caused more tension between locals and the Japanese. Dayak tribes in the region initiated mangkuk merah ritual, as a sign to mobilise men from villages and prepare for war. The Japanese were driven out of the Borneo interior in June 1945, but returned on 17 July and continued until 31 August 1945 when Japanese forces there surrendered and left the region, replaced by Allied forces including the Dutch, who would later be opposed again until recognition of Indonesian independence in 1949.
A series of severe floods affected the province of Central Kalimantan, Indonesia on early September 2021. The floods have affected 11 regencies and cities in the province, and as of 10 September six have declared a state of emergency. The Central Kalimantan government also declared a 15-day state of emergency starting on 8 September. Katingan Regency has been particularly affected by the floods.
The Hotel Yamato incident was the tearing of the blue colour of the Dutch flag flying at Hotel Yamato on 19 September 1945, which was preceded by the failure of negotiations between Soedirman and W. V. C. Ploegman to lower the Dutch flag.
Dutch East Indies 
Indonesia