How would you describe the geography of the interior west

"It consists of the mountain states of Idoha. Montana, Wyoming, Nevada, Utah, Colorado, Arizona, and New Mexico. The geography of this region is asking the most varied in the country. It includes vast areas of high mountains, deserts, and plains, all characterized by an arid climate"

While there were many contributing factors to the collapse of Tsarist Russia in 1917, the Peoples Revolution was caused by a war weary population, and a rise in political activism by leaders like Stalin