Samar When 91st Infantry Division under Brigadier General
Luther R. Stevens was ordered to transfer to Luzon Island in September 1, 1941, only its last regiment the 93rd Infantry was left in Leyte as it is still being activated and organized from the reservist. USAFFE decided to transfer to 81st Infantry Regiment to bolster its defense. Together with 93rd Infantry Regiment they, comprised the Samar Brigade. Training was continuous when World War II started in December 8, 1941.
Mindanao In January 1942, it received an order from General Sharp the
Visayas-Mindanao Force commander to transferred the Samar Brigade to
Mindanao via Surigao. Along with 93rd Infantry Regiment and Provincial Battalions of Surigao and Agusan they were tasked to defend the Agusan Sector, which included coasts of Agusan, Surigao, and Northern Davao Provinces. The brigade commander Colonel Ben-Hur Chastaine also served as sector commander with its headquarters at Anakan Lumber Co., Compound near
Ginoog,
Misamis Oriental. The regiment was resorted to guarding the coastline, gathering supplies, and retrieving supplies and mines dump by supply ships from Australia. On February 20, 1942, 93rd Infantry Regiment was ordered to transfer to
Bukidnon to be the Force reserve, leaving only 81st Infantry Regiment defending entire Agusan sector. Back on January 13, 1942, to prevent Japanese infiltrating northward from Davao City, Colonel Chastain ordered 1st Battalion, 81st Infantry to moved to
Monkayo, Davao sharing a headquarters with PC in Camp Kalao. 2nd Battalion was ordered to reinforce 1st Battalion, leaving 3rd Battalion along with PC units to defend Butuan City.
Davao Front The men of 1st Battalion were very effective in preventing the Japanese moving northward and contain them with Davao Province and not reaching Agusan Valley. In February 5, it was decided to move the entire 81st Infantry Regiment (Less 3rd Battalion) in Agusan-Davao front. Anticipating offensive against the Japanese in Davao City. 2nd Battalion went first, then HQ & HQ battalion, then Colonel Boellner and his staff. In March, 2nd Battalion relieved 1st Battalion in putting pressure to the Japanese forces in Davao. Towards the end of March Lieutenant Colonel Boellner was transferred to Cagayan sector. Lieutenant Colonel William Van Nostrand, who came from Lanao sector with 61st Infantry, arrived and replaced him as regimental commander.
Butuan Front But on April 26, 1942, Japanese detachment landed in Butuan creating another front for Agusan sector. 3rd Battalion and Butuan Provisional Battalion.
Surrender On May 10, 1942, the regiment was still fighting in two fronts Davao and Butuan when order from Mindanao Force headquarters to surrender the following day. Colonel Kangleon surrendered as ordered by Colonel Chastaine and was incarcerated in Camp Kellogg before being moved to a boat in Butuan port. Most of the American soldiers were sent to Davao Penal Colony. Kangleon was able to escape and took a launch and crossed back to Leyte, where he established his guerilla forces. == References ==