The us military in the fall of 2019, upgraded hosted in Germany nuclear warhead type B61, according to the magazine Der Spiegel.
About 20 warheads were loaded onto a military plane at the base of Büchel and sent on two days in the United States, where they reinstalled the software, reports TASS.
According to Spiegel, the Americans have notified the German government shortly before the start of the operation. The German army spent a few days in a state of high alert.
Wrote NEWS.ru Russia and the United States has suspended inspections under the Treaty on measures for the further reduction and limitation of strategic offensive arms (start-3) due to pandemic coronavirus.