In Romans 15:19, Paul says he fully proclaimed the gospel from Jerusalem all the way around to where?

Answer: Illyricum

By the power of the Spirit, Paul says, "from Jerusalem all the way around to Illyricum, I have fully proclaimed the gospel of Christ."

“by the power of signs and wonders, and by the power of the Spirit of God. So from Jerusalem all the way around to Illyricum, I have fully proclaimed the gospel of Christ.”— Romans 15:19 (BSB)