The story: Iran has strongly denied reports in western media that it has transferred short-range ballistic missiles (SRBMs) to Russia. Senior diplomatic and military officials in Tehran continue to insist that the Islamic Republic will not take sides in the Russia-Ukraine war.

Similar claims about Iranian arms transfers have repeatedly emerged since Russia invaded Ukraine in Feb. 2022, with Iran categorically dismissing such allegations. But the frequency and details of reports on missile exports have been...