What signaled the beginning of the rugged part of the Oregon Trail?

While many emigrants found Laramie Peak awe-inspiring, the sight also dredged up anxiety as it signaled the beginning of their ascent into the mountains. From here on, the route would become more and more arduous.

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.