Nearly three weeks after the Trump administration backed an all-out effort to force out President Nicolas Maduro, the embattled socialist leader is holding strong and defying predictions of an imminent demise.

Dozens of nations have recognized opposition leader Juan Guaido’s claim to the presidency and the U.S. has tightened sanctions aimed at cutting off billions of dollars in oil revenue. But anti-Maduro street protests have come and gone, and large-scale military defections have failed to materialize.