sentences:  The turmoil in Mexico prompted the U.S. government to replace its ambassador, appointing a Wall Street banker, Dwight W. Morrow to the post.Morrow played a key role in brokering an agreement between the Roman Catholic hierarchy and the Mexican government which ended the conflict in 1929.Morrow created a great deal of good will in Mexico by replacing the sign at the embassy to read "Embassy of the United States of America" rather than "American Embassy."