33rd Infantry Division ( United States ) The 33d Infantry Division was a formation of the U . S . Army National Guard between 1917 and 1968 . It was briefly active as the 12th Division before becoming the 33rd Division . In 2006 , the 33rd Infantry Brigade Combat Team was re - activated under the Transformation of the United States Army and subordinated to the Illinois Army National Guard . The 33rd Infantry Brigade Combat Team deployed to Afghanistan in December 2008 in support of Operation Enduring Freedom and re - deployed in August 2009 . World War II . Combat Chronicle . When the US Army reorganised from the " square " ( 4 Regiments to a Division ) to " triangular " ( 3 ) concept , the 132nd Infantry Regiment was separated and was sent to New Caledonia as part of Task Force 6814 where it became part of the Americal Division . The division was left with the 123rd , 130th , and 136th Infantry Regiments . The 33rd Tank Company was sent to the Philippines as Company B of the 192nd Tank Battalion prior to Pearl Harbor where it was captured at Bataan . The 33rd Infantry Division arrived in Hawaii on 12 July 1943 . While guarding installations , it received training in jungle warfare . On 11 May 1944 , it arrived in New Guinea where it received additional training . The 123d Infantry Regiment arrived at Maffin Bay , 1 September , to provide perimeter defense by aggressive patrolling for Wakde Airdrome and the Toem - Sarmi sector . The 123rd was relieved on 26 January 1945 . Elements of the 33d arrived at Morotai , 18 December 1944 . Landings were made on the west coast of the island , 22 December , without opposition and defensive perimeters were established . Aggressive patrols encountered scattered resistance . The 33rd landed at Lingayen Gulf , Luzon , 10 February 1945 , and relieved the 43rd Infantry Division in the Damortis - Rosario Pozorrubio area , 13 – 15 February . The division drove into the Caraballo Mountains , 19 February , toward its objective , Baguio , the summer capital of the Philippines and the headquarters of General Tomoyuki Yamashita . Fighting against a fanatical enemy entrenched in the hills , the 33d took Aringay , 7 March , Mount Calugong , 8 April , and Mount Mirador , 25 April . Baguio and Camp John Hay fell on 26 April , under the concerted attack of the 33rd and the 37th Infantry Division s . Manuel Roxas , later President of the Philippines , was freed during the capture of Baguio . Between the Filipino soldiers of the 66th Infantry Regiment , Philippine Commonwealth Army , USAFIP - NL on 27 April that combined with the American forces in liberating the city in Baguio . After mopping up isolated pockets of resistance , the Division broke up the last organized resistance of the enemy by capturing the San Nicholas - Tebbo - Itogon route , 12 May , by inside in Luzon by defenders between the military forces of the Philippine Commonwealth and the local guerrilla fighters against the Japanese from 1945 . All elements went to rest and rehabilitation areas on 30 June 1945 . The division landed on Honshū Island , Japan , 25 September , and performed occupation duties until inactivated . The 33rd Infantry Division was reformed as an all ‑ Illinois National Guard division on 7 November 1946 . However , some of its former units were assigned to the 44th Infantry Division , which was also reorganized in the postwar Guard structure as an Illinois ‑ based division . BY 1954 its infantry and artillery units seemingly included the 129th , 130tth , and 131st Infantry Regiments , and the 122nd , 123rd , 124th , and 210th Field Artillery Battalions . A number of National Guard divisions were deactivated in 1968 , including the 33rd Infantry Division on 1 February 1968 . However in its place the 33rd Infantry Brigade was organised . On 1 February 1968 the 178th Infantry Regiment was reorganized to consist of the 1st Battalion , an element of the 33rd Infantry Brigade . The brigade carries on the division ' s heritage , and circa 2010 was assigned to the 35th Infantry Division .