ROK Army

ROK Army
Unit name	Republic of Korea Army
Native name	대한민국 육군
Caption	Flag of the ROK Army
Founded	5 September 1948
Country	South Korea
Branch	Republic of Korea Armed Forces
Type	Army
Role	Land warfare
Size	420,000 active personnel
Command structure	Republic of Korea Joint Chiefs of Staff
Garrison	Gyeryongdae, Gyeryong
Motto	"강한친구 대한민국 육군" (Strong Friend, ROK Army)
Colors	Red and gold
Anniversaries	1 October (Armed Forces Day)
Battles	Korean War – Vietnam War – Gulf War – War in Afghanistan – Iraq War
Current commander	General Park An-su
Notable commanders	General Paik Sun-yup – General Kim Jong-oh

ROK Army. The Republic of Korea Army is the largest branch of the Republic of Korea Armed Forces, responsible for all ground-based military operations. Established in the aftermath of World War II and the division of Korea, it was formally founded alongside the First Republic of Korea in 1948. It has since evolved from a constabulary force into a technologically advanced military, shaped by the Korean War and the enduring confrontation with the Korean People's Army of North Korea.

History

The army's origins trace to the Korean Constabulary, established under the United States Army Military Government in Korea following the Japanese occupation of Korea. Its baptism by fire came during the Korean War, where it fought under the United Nations Command alongside forces like the United States Armed Forces, participating in pivotal battles such as the Battle of Pusan Perimeter, the Battle of Inchon, and the Battle of the Imjin River. Post-war, it underwent significant modernization with assistance from the United States Department of Defense and later contributed troops to the Vietnam War as part of the Free World Military Forces. The continued threat from North Korea, including incidents like the Cheonan sinking and the Bombardment of Yeonpyeong, has driven its ongoing development into a formidable deterrent force.

Organization

The army is organized under the Republic of Korea Army Headquarters in Gyeryongdae. Its primary combat formations include two field armies: the First Republic of Korea Army (FROKA) and the Third Republic of Korea Army (TROKA), which are responsible for the western and eastern fronts against North Korea, respectively. Major subordinate commands include the Second Operational Command and the Capital Defense Command, tasked with defending the Seoul Capital Area. Specialized units such as the Republic of Korea Army Special Warfare Command, modeled after the United States Army Special Forces, and the Republic of Korea Army Aviation Command provide critical niche capabilities. The Republic of Korea Marine Corps, while a separate service, often operates under army operational control.

Equipment

The army fields a diverse arsenal of modern weaponry, prioritizing indigenous development through corporations like Hyundai Rotem and Hanwha Aerospace. Its main battle tank fleet is led by the K2 Black Panther and the K1 88-Tank. Artillery systems include the K9 Thunder self-propelled howitzer and the MLRS-derived K239 Chunmoo. For air defense, it operates the K-SAM Pegasus and the M-SAM system developed with Almaz-Antey technology. Infantry weapons range from the Daewoo Precision Industries K2 assault rifle to the Raytheon FGM-148 Javelin anti-tank missile. Recent modernization efforts focus on acquiring advanced UAVs and integrating C4ISTAR networks for network-centric warfare.

Personnel

The army maintains approximately 420,000 active-duty soldiers, supported by a large reserve force from the Republic of Korea Reserve Forces. Service is mandatory for all able-bodied South Korean men under the Military Service Act, with conscripts typically serving for about 18 months. The officer corps is primarily trained at the Korea Military Academy in Nowon District, while non-commissioned officers are developed through the Army Non-Commissioned Officer Academy. Career soldiers can rise to senior ranks, with the highest being the Chief of Staff of the Republic of Korea Army, a four-star general position. Notable figures in its history include General Paik Sun-yup, a hero of the Korean War.

Training

Training is rigorous and continuous, emphasizing readiness for potential conflict on the Korean Demilitarized Zone. Major exercises include the annual Ulchi-Freedom Shield drills conducted with the United States Forces Korea. The army operates several major training centers, such as the Korea Combat Training Center in Inje County, which uses advanced instrumentation for force-on-force exercises. Specialized training is conducted at institutions like the Army Aviation School and the Special Warfare Training Group. Joint training with allies, particularly the United States Army, is a cornerstone of its preparation, often involving units like the U.S. 2nd Infantry Division stationed at Camp Humphreys.

Role and missions

Its primary mission is the defense of the Republic of Korea from external aggression, specifically from North Korea. This involves maintaining a strong defensive posture along the Korean Demilitarized Zone and executing operational plans like OPLAN 5015. Secondary roles include providing forces for international peacekeeping operations under the United Nations, as seen in deployments to Lebanon (UNIFIL) and the United Arab Emirates. Domestically, it supports civil authorities during natural disasters and major national events. As a key ally, it contributes to the U.S.-ROK Alliance and broader regional security frameworks, participating in exercises like RIMPAC and supporting diplomatic efforts through military diplomacy.

Category:Military of South Korea South Korea