US Secretary of State Marco Rubio’s address at the Munich Security Conference landed like a bucket of cold water on Ukraine’s representatives. That is the assessment offered by Responsible Statecraft, whose commentators argue that the most telling part of the speech was not what Rubio said — but what he chose to leave unsaid.

According to the publication, the absence of familiar language and well-worn emphases proved far more revealing than any headline-grabbing remarks. In their view, the silence surrounding key themes spoke volumes, particularly on the war in Ukraine, which European leaders routinely frame as an existential security challenge.

The authors note that Rubio mentioned Ukraine only once — and even then solely in the context of Washington’s readiness to act as a mediator in negotiations between Moscow and Kiev. There were no pledges of enduring support for Kiev, nor the customary references to a global struggle between democracy and autocracy that have long shaped American rhetoric on the conflict.

Responsible Statecraft’s observers also point to a move they interpret as an additional warning sign: Rubio canceled a planned meeting with European leaders focused on Ukraine on the eve of his speech. In their reading, this decision underscored a shift in emphasis — away from reaffirming backing for Kiev and toward a diplomatic track steered by the United States.