Use the terms terrorism, ethnic groups, and refugees to explain global issues today.

immigration, clashes between ethnic groups, terrorism, and refugees who are driven out of their countries by war, famine, conflict, or natural disaster

Explanation: Have a good day

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.

the correct answers are 1, 2 5, 6