Relationship of international law and municipal law — Conduct of foreign relations — Recognition of governments — Conclusiveness of non-recognition by the Executive — Whether unrecognized government having right of access to municipal courts — Statements and actions by Executive indicating that unrecognized government should have access to municipal courts — Effect — Government of Angola — Non-recognition by United States — Whether permitted to bring suit in United States courts — Political question doctrine

Recognition — Governments — Access by governments to foreign municipal courts — Whether formal recognition of government by forum State required — Significance of needs of Executive in conduct of foreign relations — The law of the United States