The lawyer's compelling arguments convince the jury of the defendant's innocence.
However, what we can do is present more weighty and compelling arguments based on the San Francisco Peace Treaty, the US Constitution, and other applicable US and international laws.
Chiang Kai-shek is annoyed, but not until this year's Double Tenth Festival did he succeed in discovering what he regards as a compelling argument, i.e., that these people believe "the rumours and tricks of the invaders and the Chinese collaborators".
It is not a logically compelling argument.