How did glaciers change the land of the northeast region

Glaciers changed the land by wearing down mountains with deep grooves making hills/mountains considering the Appalachian mountains.

The primarily goals of the zapatistas of mexico in 1994 were land reform and redistribution. it is also included in their demands to have a greater political and cultural autonomy for the indigenous people of chiapas and the rest of mexico.

Answer mauritania is in the northwestern part of african, meaning its in the western hemisphere, and how do i know/ the map showed me so; ///: )