could be C. E. Ruthenberg as you didn´t put down a time period im going to guess the founder of the ´´communist party USA´´
Answer: Swinging its industrial might and vast manpower behind France and Britain against Germany and its allies on April 6, 1917, the United States tipped the balance of the conflict and marked its own emergence as a global power
Explanation:
I think that it was between Octavian, Antony, and Lepidus
Answer:
Sputnik I
Explanation:
The Soviet Union's creation of the Sputnik 1 satellite started the "Space War." This helped with a bunch of technological advancements and space research which directly affects our society now.
Grid maybe? I'm not completely sure tho