A massive US-led military exercise involving 18,000 soldiers from 19 nations, primarily NATO members, kicked off along the alliance's eastern border Sunday.
원문출처 : https://www.cnn.com/2018/06/03/world/nato-exercise-poland-baltics-russia/index.html
원문출처 : https://www.cnn.com/2018/06/03/world/nato-exercise-poland-baltics-russia/index.html