An British Royal Air Force Airbus A400M takes takes part in a flying display at the Farnborough Airshow, southwest of London, on July 18, 2018. (Adrian Dennis/AFP via Getty Images)Turkey's armored vehicles pass in a military parade during the highlight of celebrations marking the 44th anniversary of the 1974 Turkish invasion in the Turkey-occupied area of the divided capital Nicosia, Cyprus, on July 20, 2018. (Petros Karadjias/AP)An F/A-18F Super Hornet assigned to the Red Rippers of Strike Fighter Squadron 11 launches from the Nimitz-class aircraft carrier Harry S. Truman. (MC3 Rebekah A. Watkins/U.S. Navy)Russian sailors stand to attention on the deck of small missile boat project 1234 "Liven" as they take part in the naval parade rehearsal on the Neva river in central Saint Petersburg on July 22, 2018. (Olga Maltseva/AFP via Getty Images)A Yemeni child looks at an armored vehicle as members of the Emirati armed forces take part in a campaign to raise awareness against mines and improvised explosive devices, south of Mocha, western Yemen, on July 22, 2018. (Saleh al-Obeidi/AFP via Getty Images)Russian sailors stand on deck of the anti-submarine ship Severomorsk near Kronshtadt naval base outside Saint Petersburg on July 20, 2018. (Olga Maltseva/AFP via Getty Images)Marines with Bravo Battery, 1st Battalion, 12th Marine Regiment fire a M777 155mm howitzer during live-fire training as part of the Rim of the Pacific exercise at Pohakuloa Training Area, Hawaii, on July 17, 2018. (Lance Cpl. Adam Montera/U.S. Marine Corps)Soldiers of the special forces take part in a military parade during the celebration of the 208th anniversary of Colombian independence in Bogota on July 20, 2018. (John Vizcaino/AFP via Getty Images)HMCS St. John's, one of Canada's Halifax-class frigates, returns to port in Halifax, Nova Scotia, on July 23, 2018. The ship and crew were participating in Operation Reassurance, which aims to reinforce NATO's collective defense. (Andrew Vaughan/The Canadian Press via AP)Israeli soldiers ride in the turret of a Merkava battle tank near the Kibbutz of Nahal Oz, along the border with the Gaza Strip, on July 20, 2018. Israeli aircraft and tanks hit targets across the Gaza Strip on July 20 after shots were fired at troops on the border, the Army said. (Jack Guez/AFP via Getty Images)