What were some of the causes of the russian revolution? what were the ramifications of this revolution for world events in the twentieth century?

The Russian Revolution of 1917 involved the collapse of an empire under Tsar Nicholas II and the rise of Marxian socialism under Lenin and his Bolsheviks. It sparked the beginning of a new era in Russia that had effects on countries around the world.

https://academic.mu.edu/meissnerd/russian-rev.htm

Give the background leading up to World War I and the several causes of that ... of World War I as an iconic event for the remainder of the twentieth century. ... New boundaries were drawn in Europe and the Middle East, boundaries - as in Iraq and ... Describe the causes and consequences of the Russian Revolution of 1917 .

https://quizlet.com/121367687/20th-century-chapter-4-flash-cards/

the answer is a glaciers carved a large valley that later flooded and became puget sound

4 copper and gold, the california gold rush is why im pretty sure.