It is the destination for ballistic missiles which are test fired from other centers, and was chosen due to its remoteness and distance.[8] It was reported that the strategic nuclear submarine Yury Dolgorukiy of Project 955 (Borei) on Wednesday, 29 October 2014 20:27 MSK (17:27 UTC) successfully conducted its fifth launch of Bulava submarine-launched ballistic missile (SLBM) at Kura firing range.On 30 October 2013 Russia conducted a large-scale exercise to check the readiness of its strategic forces.The Kura range attracted intense interest from United States intelligence agencies in 1957.The missions revealed a regiment of seven Mil Mi-4 helicopters based at Klyuchi which provided logistical support for the range.