अपनी भाषा में प्लॉट जोड़ेंThe story of British slave trader John Newton's voyage to West Africa and the events that inspired him to write the world's most popular hymn, Amazing Grace.The story of British slave trader John Newton's voyage to West Africa and the events that inspired him to write the world's most popular hymn, Amazing Grace.The story of British slave trader John Newton's voyage to West Africa and the events that inspired him to write the world's most popular hymn, Amazing Grace.