MSDF ship joins U.S. vessel on escort mission

Vocabulary: surveillance – a continuous observation of place, person, group or ongoing activity in order to gather information US is in close surveillance of possible missile threat launch by North Korea. ballistic – a missile with a high, arching trajectory, that is initially powered and guided but falls under gravity onto its target Countries such as North Korea, US, France, China have ballistic missiles. alliance – a formal agreement or treaty between two or more nations to cooperate for specific purposes Japan has an alliance with US. scope – extent or range of view, outlook, application, operation, effectiveness Joint military exercises aims to broaden the scope of strategies. Japan has…
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