What work ends with the phrase, "workers of all countries, unite! "?

Why was charles townshend’s development of a crop rotation system important to the industrial revolution

How did the completion of the transcontinental railroad change the lives of american citizens? a-it increased the wealth of all americans and enabled them to travel more. b-it made cross-country travel too expensive for ordinary americans. c-it decreased the safety of americans who moved to settle the plains. d-it shortened travel time between the east and west for all americans.

What was the significance of the battle of saratoga