Members fo the UAE Armed forces perform a military drill during the opening of the International Defence Exhibtion and Confrence at the Abu Dhabi National Exhibtion Centre on February 17, 2019. (Photo by AFP/Getty Images)
An Indian Air Force (IAF) fighter aircraft drops bombs on dummy targets during the IAF 'Yayu Shakti' fire power demonstration at Pokharan, in the Rajasthan state on February 16, 2019. (PRAKASH SINGH/AFP/Getty Images)
Members fo the UAE Armed forces perform a military drill during the opening of the International Defence Exhibtion and Confrence at the Abu Dhabi National Exhibtion Centre on February 17, 2019. (Photo by AFP/Getty Images)
The controversial French-made Rafale fighter aircraft performs a maneuver during a rehearsal at the Yelahanka Air Force Station in Bangalore on February 18, 2019, ahead of the 12th edition of India's biennial international Air Show. - Three Rafale fighters participate in the biennial International Aero India Air Show from February 20 to 24, an official said on February 14. (MANJUNATH KIRAN/AFP/Getty Images)
Naval ships from Turkey (R) and China (L) take part in the multinational naval exercises 'AMAN-19' in the Arabian Sea near Pakistan's port city of Karachi on February 11, 2019. - Exercise Aman took place from February 8-12, with some 45 countries participating with ships and observers. (ASIF HASSAN/AFP/Getty Images)
An Israeli soldier sits in an army Merkava tank during a military drill in the Israeli-annexed Golan Heights on February 12, 2019. (JALAA MAREY/AFP/Getty Images)
Serbian Army soldiers fire artillery in an honor salute on the eve of Serbia's Statehood Day, a celebration of the 215th anniversary of the first Serbian uprising and the creation of the modern Serbian state, in Belgrade on February 14, 2019. (ANDREJ ISAKOVIC/AFP/Getty Images)
Pakistan Navy ship Aslat fires rounds during the multinational naval exercises 'AMAN-19' in the Arabian Sea near Pakistan's port city of Karachi on February 11, 2019. - Exercise Aman took place from February 8-12, with some 45 countries participating with ships and observers. (ASIF HASSAN/AFP/Getty Images)
US Marines occupy the beach in amphibious assault vehicles during an amphibious landing in Chonburi on February 16, 2019, at the multi-nation Cobra Gold military exercises. - With weapons drawn camouflaged troops leapt out of amphibious assault craft while explosions sounded and parachutists glided in from above as annual Cobra Gold war games took over a placid Thai beach on February 16. (LILLIAN SUWANRUMPHA/AFP/Getty Images)
A photo taken on February 12, 2019, shows an Israeli naval Iron Dome defence system, designed to intercept and destroy incoming short-range rockets and artillery shells, installed on a Sa'ar 5 Lahav Class corvette of the Israeli Navy fleet, in the northern port of Haifa. (JACK GUEZ/AFP/Getty Images)
Indian Air Force (IAF) personnel clean a Russian-made MiG-29 fighter aircraft parked at the Yelahanka Air Force Station in Bangalore on February 18, 2019, ahead of the 12th edition of India's biennial international Air Show. - Three Rafale fighters participate in the biennial International Aero India Air Show from February 20 to 24, an official said on February 14. (MANJUNATH KIRAN/AFP/Getty Images)
An Indian Air Force (IAF) helicopter takes off after dropping IAF's Garud commandos during 'Vayu Shakti' exercise at Pokharan, in Rajasthan on Feb. 16, 2019. (SAM PANTHAKY/AFP/Getty Images)
Nigerian soldiers and military convoy drive in Aba, in a pro-Biafra separatists zone, southeastern Nigeria, on February 15, 2019 during a military patrol. - The southeastern Nigeria region, that has long complained it has been marginalized by successive governments and military regimes since the end of the civil war in 1970, has been largely calm in the run-up to the election, but there has been a noticeable increase in military and police checkpoints, AFP correspondents said. (CRISTINA ALDEHUELA/AFP/Getty Images)
US and Thai soldiers approach the beach during an amphibious landing in Chonburi on February 16, 2019, at the multi-nation Cobra Gold military exercises. - With weapons drawn camouflaged troops leapt out of amphibious assault craft while explosions sounded and parachutists glided in from above as annual Cobra Gold war games took over a placid Thai beach on February 16. (LILLIAN SUWANRUMPHA/AFP/Getty Images)
A B-2 Spirit bomber, deployed from Whiteman Air Force Base, Mo., is staged on the flightline at Joint Base Pearl Harbor-Hickam, Hawaii, Jan. 25, 2019. (Senior Airman Thomas Barley/Air Force)