Answer:
it is the most widely read and the most influential. It is the systematic statement of the philosophy that has come to be known as Marxism.
Explanation:
Marx's ideas mainly impacted on people after the Industrial Revolution, when industrial capitalism had reached an advanced stage. Nevertheless, the Industrial Revolution was crucial for the development of Marxism in that it provided Marx with the raw material—the inspiration—for his ideas.
The Communist Manifesto was originally published in London in 1848. Of all the documents of modern socialism, it is the most widely read and the most influential. It is the systematic statement of the philosophy that has come to be known as Marxism.