Territorial Army Tough FunOriginal vintage British Army recruitment poster It's tough but it's fun in the Territorial Army depicting a soldier in military uniform climbing up rope netting with the bold white and yellow lettering on a red background below. Formed as the Territorial Force in 1908 and now called the Army Reserve the Territorial Army TA (1921 1967) is a volunteer force that supports the British Army. Prepared for the War Office by the Central Office of