No, they don't.
18 USC § 953 - Private correspondence with foreign governments | LII / Legal Information Institute
Any citizen of the United States, wherever he may be, who, without authority of the United States, directly or indirectly commences or carries on any correspondence or intercourse with any foreign government or any officer or agent thereof, with intent to influence the measures or conduct of any foreign government or of any officer or agent thereof, in relation to any disputes or controversies with the United States, or to defeat the measures of the United States, shall be fined under this title or imprisoned not more than three years, or both.
And then there's the
UCMJ:
ART. 104. AIDING THE ENEMY
Any person who--
(1) aids, or attempts to aid, the enemy with arms, ammunition, supplies, money, or other things; or
(2) without proper authority, knowingly harbors or protects or gives intelligence to or communicates or corresponds with or holds any intercourse with the enemy, either directly or indirectly;
shall suffer death or such other punishment as a court-martial or military commission may direct.
But you'll continue to bitterly cling to your ignorance.
No shit. And he broke the law.
That you'd advocate the US surrender to Communists is not at all surprising.