We are reconciled by the peace of Christ . Even two peoples as diametrically opposed as Jews and Gentiles can find peace together in Christ. In the Greek NT, this is an emphatic statement. It is meant to touch us profoundly, to go directly to our hearts. The world cries out for peace and reconciliation.
Men call for an end to the evils of prejudice, discrimination and hostility.
Only in Christ can we bury any hatred and divisions. Only in Christ is there any real end to the biases of race, sex and culture. Here is the main theme of the book of Ephesians, a mystery that God hid in ages past. That's the mystery of the body, the church. In Herod's temple in Jerusalem there was a Court of the Gentiles and a Court of the Jews.