Acontecimiento de represión llevado a cabo por el gobierno de Luis Echeverría Álvarez el 10 de julio de 1974 ante una manifestación estudiantil donde centenares de
estudiantes fueron atacados a tiros por paramilitares en la Calzada México-Tacuba:

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.

a plantation economy is an economy based on agricultural mass production, usually of a few commodity crops grown on large farms called plantations. plantation economies rely on the export of cash crops as a source of income.

i hope this : )