The army is sent to Estonia, on the frontlines odd a new cold war. As Russia flexes it's muscles in Ukraine and there is a buildup of troops across Eastern Europe, the risk of miscalculation is very real. Can the British army deter Russia expansion?

No description available

The army returns to Iraq where 179 British soldiers were killed between 2003 and 2011. Now they're helping the Iraqis defeat the so-called Islamic State. As the battle for Mosul begins the regiments operate behind the frontlines.