Bario: Main operational base in the Kelabit village of Bario in the Sarawak highlands of Z Force special forces units under Major Tom Harrison. Training and arming of headhunting tribes in the surrounding valleys in tactical use of modern weapons, ambush tactics and operational organization and movement of special forces "A-Teams" with senior NCO from Z Force commanding each team.

Intelligence and spy network set up across into Miri, Limbang, Lawas and down to Sibu.

Ambush operations of retreating Japanese forces by trekked across the Crocker Range into Spitang by Z Force forces and their Kelabit, Dayak, Iban, and Kayan guerrilla force.

Lun Bawang: A kelabit village located across the border in Dutch Kalimantan, and tragic site of the massace of American missionaries at the beginning of the war, Harrison establishes a small air strip able to accommodate light aircraft for intelligence purposes.

Murut Reprisal: A band of 50-100 murut warriors ambush and attack an unarmed, retreating Japanese army marching from Tenom, Keningau and Sapong across the crocker range into Papar after the surrender of Japanese forces to the Australians in Labuan. Many Japanese troops, weak and ill slaughtered in what is assumed, is the last headhunting expedition of the muruts of North Borneo.

Agas: Chester Gorts' Z Force operations in North Borneo began months before Tom Harrison landed in Bario. With the challenge of setting up an extensive intelligence and spy network, establishing a guerrilla force and conducting operations on determining the fate of allied prisoners of war in Sandakan and Japanese troop strength in North Borneo, Gort faced far difficult circumstances unlike the Z Force operators in Bario. Local's were still in shock and fright from the brutal massacres of both natives and non-natives after the failure of the Kwok rebellion in 1943 with a massive fear of reprisal on their families.

Australian Invasion Force: Landings in Brunei, Miri and Labuan, before re-taking North Borneo by landing in Spitang.

Kwok Rebellion: Albert Kwok failed uprising in 1943 that saw the surrender/capture of the North Borneo guerilla movement and it's leaders, systematic torture and beheadings of the guerilla's. Those who were not killed at Petagas died in prison in Jesselton and Labuan. Guerilla's made up of chinese, natives and non-natives (filipinos and sikhs).

Petagas Massacre: The site of the Kwok rebellion massacre in which the leadership of the guerilla force were systematically beheaded and buried.

Japanese Surrender Point: on Labuan Island at Layang Layang on the West side of Labuan Island, and also the area in which the Australians invaded Labuan.

Crash sites of American and Australian Liberator bombers: In the mountain ranges of Bario in Sarawak, and above Spitang and in the areas surrounding Tenom. Some were damaged from flak and other's shot down by enemy fighters.

American Submarine Insertion Points: On the east coast of North Borneo between Sandakan and Lahad Datu. At least 1 American submarine, the USS Harder (SS-257) and it's crew were lost after the insertion of a Z Force team off the coast of Lahad Datu during action against a large Japanese fleet including carriers. Dived and was depth charged by Japanese destroyers and sunk according to eye witness accounts by the crew of another American submarine in the vicinity.

Roll call of US Submarines lost in the pacific during WW2; http://www.valoratsea.com/calendar.htm#Jan%201944