On April 1, 2021, Russian state news agency TASS cited a source in the military industrial complex as saying there had been another successful test of the Tsirkon from the Admiral Gorshkov–class frigate, saying all four test rockets had hit their target, and that another more advanced level of tests would begin in May or June.
The climate emergency has removed many of Russia's natural defenses to its north, such as walls of sheet ice, at an unanticipated rate. ‘The melt is moving faster than scientists predicted or thought possible several years ago,’ said the senior State Department official.
The Pentagon said that the U.S. is monitoring Russia's Arctic military buildup‘very closely.’
※military industrial complex:
Network of individuals and institutions involved in the production of weapons and military technologies.
A warship with a mixed armament, generally heavier than a destroyer.
The dimensions of corvette are slightly smaller as compared to the traditional frigate.