When Hugo Chávez makes a personal appeal to Washington for help, as he did 11 days ago, it raises serious questions about the signals that President Barack Obama is sending to the hemisphere's most dangerous dictator.

At issue is Mr. Chávez's determination to restore deposed Honduran president Manuel Zelaya to power through multilateral pressure. His phone call to a State Department official showed that his campaign was not going well and that he thought he could get U.S. help.

This...