The entire booster stage of the Antares rocket, which is only used for NASA payloads, comes from Ukraine. And Antares and Atlas V's main engines come from Russi

The entire booster stage of the Antares rocket, which is only used for NASA payloads, comes from Ukraine. And Antares and Atlas V's main engines come from Russia. ITAR works in the other direction, when you take US tech into other countries. Liability for the launching company, now that's a separate issue from ITAR.