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| Partai Komunis Indonesia | |
|---|---|
| Name | Partai Komunis Indonesia |
| Native name | Partai Komunis Indonesia |
| Founded | 1920 (as Indies Social Democratic Association roots); refounded 1924 (as PKI) |
| Banned | 1966 (after 1965 events) |
| Headquarters | Batavia (now Jakarta) historically |
| Ideology | Marxism–Leninism, Communism, Anti-imperialism, Anti-colonialism |
| Position | Far-left |
| Colors | Red |
| Country | Indonesia |
Partai Komunis Indonesia was a major leftist political party in Indonesia from the colonial period through the early decades of independence. It developed from anti-colonial networks in the Dutch East Indies and became one of the largest communist parties outside Soviet Union and People's Republic of China before its suppression in the mid-1960s. The party influenced labor unions, peasant movements, and national politics while navigating relationships with figures such as Sukarno, Aidit, and international actors including Comintern and Mao Zedong.
The group's antecedents emerged in the 1910s among activists in Batavia and Surabaya influenced by Bolshevik Revolution, Hendrik Meijer, and Semaun. In 1920–1924 reorganizations, leaders aligned with the Communist International formed a formal party that clashed with colonial authorities during the 1926–1927 communist uprisings. After mass arrests and exile to Boven-Digoel and imprisonment that decimated cadres, survivors rebuilt networks during the 1930s amid the rise of Japanese occupation of the Dutch East Indies. During World War II many former members engaged with anti-Japanese resistance, while others negotiated with occupation authorities. Following Proclamation of Indonesian Independence in 1945, the party reconstituted itself and competed in the revolutionary period against factions such as Indonesian National Revolution leaders and Masyumi. In the 1950s the party expanded through unions like SPSI and peasant associations such as BTI, reaching a peak of electoral strength by the late 1950s and early 1960s under leaders including D.N. Aidit, Njoto, and Munawar, engaging with international currents from Khrushchev's Soviet line to Mao Zedong's Chinese strategy.
The party professed Marxism–Leninism and anti-colonial anti-imperialism while adapting policies to Indonesian conditions through programs for land reform, nationalization, and workers’ rights. Its platform advocated radical agrarian reform targeting landlordism in regions such as Central Java and Sumatra, and supported nationalization of foreign assets tied to entities like Royal Dutch Shell and banking sectors influenced by De Javasche Bank legacies. PKI activists promoted cultural campaigns that intersected with movements like Barisan Tani Indonesia and collaborated with intellectuals connected to Jakarta Arts Council circles. Externally, its diplomacy navigated relationships with Soviet Union, China–Indonesia relations, Communist Party of China, and the Communist Party of the Soviet Union while opposing Western-aligned organizations such as SEATO.
Organizationally the party developed a central committee, politburo, and mass organizations including trade unions, peasant leagues, youth groups like Pemuda Rakyat, women’s groups like Gerwani, and cultural fronts linked to artists from Taman Ismail Marzuki. Membership drew from urban workers in hubs such as Jakarta, Surabaya, Bandung, plantation workers in Sumatra, and smallholder peasants in Central Java. The party maintained lines of discipline through cadre schools and printing presses that disseminated periodicals akin to Harian Rakjat while coordinating with sympathetic elements within the Indonesian National Armed Forces including local-level sympathizers. It also developed electoral strategies to work within parliamentary institutions such as Dewan Perwakilan Rakyat and provincial councils.
During the parliamentary era the party competed electorally with Indonesian National Party, Nahdlatul Ulama, and Masyumi, building alliances in the late 1950s that supported Guided Democracy under Sukarno. It positioned itself as a mass party capable of mobilizing strikes, land occupations, and demonstrations, influencing policy debates over nationalization and foreign policy in forums like the Conference of the New Emerging Forces (CONEFO) context. The party's influence extended into cultural spheres via links to writers and artists involved with institutions like Lembaga Kebudayaan Rakyat. In coalition politics PKI sought alliances with nationalist and socialist groups while facing opposition from conservative Islamic parties and elements of the military led by figures such as Suharto and Nasution.
On 30 September 1965 a group calling itself the 30 September Movement abducted and killed six top generals in Jakarta, triggering a nationwide crisis that precipitated a military campaign led by Suharto. The party was accused of orchestrating the coup attempt, a charge contested in historiography and contested archives involving actors like Major General Suharto, Major General Abdul Haris Nasution, and foreign intelligence services including Central Intelligence Agency. The aftermath saw mass anti-communist purges across regions such as Central Java, Bali, and North Sumatra, resulting in large-scale killings, incarcerations in camps, and extrajudicial actions against alleged members and sympathizers including cadres from Gerwani and Pemuda Rakyat. In 1966 the party was officially banned, its properties seized, and surviving members persecuted, exiled, or imprisoned during the transition to the New Order (Indonesia) regime.
The legacy of the party remains highly contested in Indonesian politics, scholarship, and memory debates involving institutions such as Komnas HAM and cultural bodies reassessing 1965–66 events. Historians and activists reference archival releases, oral histories, and works by scholars studying the roles of Aidit, Sukarno, and military officers to reassess culpability, victimhood, and the scale of violence. Cultural representations in literature, film, and museums such as discussions around Museum 1965 have sparked public debates involving survivors, families, and human rights organizations. International scholarship examines links with Cold War dynamics, declassifications by agencies like National Security Archive and comparative studies with purges in countries affected by Sino-Soviet split politics. Contemporary discourse explores restitution, legal redress, and the political implications of revisiting banned movements within the contexts of Reformasi (Indonesia) and democratization.