The US is expected to announce on Sunday that it will formally exit the decades-old Open Skies Treaty, some six months after President Donald Trump first announced the decision, according to multiple US officials.
원문출처 : https://www.cnn.com/2020/11/22/politics/us-withdrawal-open-skies/index.html
원문출처 : https://www.cnn.com/2020/11/22/politics/us-withdrawal-open-skies/index.html