Business Insider cites a NATOSource study on the significant increase in Russian military exercises: 

Joint Sea 2015 is also but the latest examples of large-scale Russian and Chinese exercises; currently, both countries hold at least one significant exercise almost every week. According to figures compiled by the Atlantic Council, the Russian military held at least six major military exercises involving between 65,000 and 160,000 personnel between the start of 2013 and the end of 2014.

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