Taiwan's President Tsai Ing-wen speaks during a news conference at the National Palace during her one-day visit to Haiti, in Port-au-Prince, Haiti, July 13, 2019. REUTERS/Andres Martinez Casares/File Photo
A view shows a board on a street of the military garrison located near the village of Nyonoksa in Arkhangelsk Region, Russia October 7, 2018. The board reads: "State Central Naval Range". REUTERS/Sergei Yakovle
First lady Melania Trump looks on as U.S. President Donald Trump signs a book after speaking to law enforcement officers and first responders in the wake of last weekend's mass shootings in El Paso, Texas, U.S.
U.S. President Donald Trump speaks to reporters as he departs on travel to Dayton, Ohio and El Paso, Texas following back-to-back mass shootings in the cities, on the South Lawn of the White House in Washington
Tourists walk on a beach as Sri Lanka's military patrol the area as part of security measures after April 21 Easter Sunday bomb attacks on hotels and churches, in Colombo, Sri Lanka July 30, 2019. REUTERS/Dinuk
A tourist points at China's Xiamen from a former military fort, ahead of the 60th anniversary of Second Taiwan Straits Crisis against China, on Lieyu island, Kinmen county, Taiwan August 20, 2018. REUTERS
Russian President Vladimir Putin chairs a meeting with members of the Security Council at the Novo-Ogaryovo state residence outside Moscow, Russia August 5, 2019. Sputnik/Mikhail Klimentyev/Kremlin via RE
U.S. Secretary of Defense Mark Esper and South Korean Defence Minister Jeong Kyeong-doo inspect a guard of honor during a welcoming ceremony at the Defense Ministry in Seoul, South Korea, August 9, 2019. Jeon H