[fwdude]

How can you promise to make another country do something?

A president can have a large influence by projecting the threat of power, which this administration doesn't have with his feminized military.

[Dr. Sivana]

A president can have a large influence by projecting the threat of power

Absolutely. That doesn’t translate into a promise to force an outcome dependent on independent 3rd parties, threatened or not. A better approach was Theodore Roosevelt’s: Speak softly, and carry a big stick.