Iran must not to proceed with a series of space-related tests that could disguise a ballistic missile program, Secretary of State Mike Pompeo warned Thursday.

“The United States will not stand by and watch the Iranian regime’s destructive policies place international stability and security at risk,” Pompeo said in a statement. “We advise the regime to reconsider these provocative launches and cease all activities related to ballistic missiles in order to avoid deeper economic and diplomatic isolation.”