In Washington Speeches, Pontiff Urges Humane Treatment of Refugees and Immigrants; Demands Abolition of Death Penalty; Calls on United States Not to Imitate “Hatred and Violence” of Tyrants by More Aggression; Cites Benedict XV on World War as “Pointless Slaughter”; Sees “Unjust Structures,” “New Global Forms of Slavery,” in Politics of Finance of Advanced Countries; Notes Need for Creation and Production Of Wealth with Social Solidarity; Praises Lincoln, Dr. King, Catholic Worker Activist Dorothy Day; Warns of Fundamentalism in Any Form; Defies Anti-Authoritarians With Praise of Moses; Appeals for Dialogue: Errors on Neo-Malthusianism And Pragmatism Outweighed by Positive Content