Under the law vs Under Grace

For centuries Christian’s have wrestled with the issue of, are the non-Jewish believers of Jesus, having been grafted into the “Israel of God” “under the Law?” This debate is not new as very early on, the Apostles had to deal with the Gentiles relationship to the Old Covenant, or what we abbreviate as “the Law.” The issue arose early with the primary question of whether gentile converts would be required to be circumcised