This was reported by the Institute for the Study of War (ISW).
According to analysts, russia may additionally test launches of the same or similar ballistic missiles in the coming days "to accomplish the same rhetorical effect."
Read more: If russia Threatens With RS-26 Rubezh, the U.S. Must Provide SM-6 Missiles
In support of this, ISW cites russian sources who claimed that russia would close part of its airspace on November 23-24 for a missile test, "but did not specify what type of missile the russian forces were testing."
As Defense Express reported russia had launched RS-26 Rubezh or a different ICBM on Ukraine.
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