President Trump’s sudden decision to send billions in new weapons to Ukraine is not about ensuring a Ukrainian victory, but a high-stakes leverage play designed to force Russia to the negotiating ...

Sun Tzu was a Chinese military general who lived during the Eastern Zhou period. His work, “The Art of War,” is known for influencing both Western and East Asian philosophy and military thought.

A version of this article appears in print on June 13, 2025, Section A, Page 4 of the New York edition with the headline: Beijing’s Strategy in Trade War With Washington: Stall for Time.