And hindering trade between Russia and Iran is one of the most important elements of that effort.
Currently, according to the White House, Russian ships transport drones from Amirabad, Iran, across the Caspian Sea to Makhachkala, Russia.
Construction on the buildings highlighted by the White House in the declassified intelligence started at the end of January 2021, and a small structure was recently added, the Times review showed.
By releasing the declassified information, American officials are trying to raise the pressure on Iran and make it more difficult to complete the work.
Kirby also said the United States would release a new advisory intended to help businesses around the world ensure that they are not inadvertently contributing to Irans drone program.
A key part of Americas strategy for helping Ukraine is to prevent Russia from gaining access to new military equipment or rebuilding its depleted stocks.