What would make the death of Christ in vain?

Answer

"If righteousness come by the law, then Christ is dead in vain." Gal. 2: 21.
 


How may we determine the truthfulness of any doctrine ?
How are these gifts elsewhere spoken of?
How did death enter the world?
By what authority was Sunday Sabbath-keeping instituted?
To whom is salvation promised at Christ's appearing?
When will this resurrection of the saints take place?
How are God's remnant people described?

Questions & Answers are from the book Bible Readings for the Home Circle