Cabinet member responsible for affairs with foreign countries ➡️ secretary of state true or false

This is true.

The Secretary of State, appointed by the President with the advice and consent of the Senate, is the President's chief foreign affairs adviser.

the treaty of brest-litovsk was a peace treaty signed on 3 march 1918 between the new bolshevik government of russia and the central powers (german empire, austria-hungary, bulgaria, and the ottoman empire), that ended russia's participation in world war i.