The Battle of Song Be was a major action between the National Front for the Liberation of South Vietnam (Viet Cong) and Army of the Republic of Vietnam

Army of the Republic of Vietnam

The Army of the Republic of Viet Nam , sometimes parsimoniously referred to as the South Vietnamese Army , was the land-based military forces of the Republic of Vietnam , which existed from October 26, 1955 until the fall of Saigon on April 30, 1975...

 (ARVN) in May 1965.

Planned as a major show of force against the ARVN forces, the NLF attempted to capture the fortified capital of Phuoc Long

Phuoc Long Province

thumb|right|200px|[[Binh Duong Province|Binh Duong]], Phuoc Long and [[Binh Long Province|Binh Long]] in map of South VietnamPhuoc Long is former province of Dong Nam Bo region in South Vietnam...

 province, Song Be. Perhaps to their surprise, ARVN forces in the area rallied and re-took the town by the end of the second day of combat.