• Russian aircraft carrier Admiral Kuznetsov tied up at a Rosatomflot moorage of the Russian northern port city of Murmansk on May 19, 2018. - Admiral Kuznetsov, the flagship of the Russian Navy has a displacement of 43.000 tonnes, was launched in 1985, and became fully operational in 1995. (Photo by Alexander NEMENOV / AFP)        (Photo credit should read ALEXANDER NEMENOV/AFP via Getty Images)