Judaizers - saved by works. They said it's by circumcision.
Apostles (sent ones): saved by faith. See Luke 7: 50; Ephesians 2:5-8 and 2 Timothy 1:9
Eat nothing sacrificed to pagan gods.
Refrain from immoral relationships (1 Thessalonians 4:3)
Don't eat meat of strangled animals.
Refrain from consuming blood.
Liberty - freedom in Christ
Purity - not license (permission) but holiness
Charity - agree to disagree
Judas and Silas commissioned - like missionaries are sent all over the world.
Paul and Barnabas separate.
James 2:26 "Faith without works is dead."
See Lighting the World by CP Wagner, PhD