Answer:
The answer Is D Democracy
Answer:
Well based on the fact that the very first patented rock crushing machine was made in the year 1830, and the first successful, Eli Whitney Blake's, was in 1858, I'd say the development process was around 30 years.
It's kinda like an educated guess.
I believe the answer is B as well
Answer:
Hello, I hope you are having a good day! I'm sorry for this being late :(
Your answers are:
1. Korean War, is ( 1950-1953 )
2. Cuban Missile Crisis, is ( 1962 )
3. Soviet/Afghanistan War, is ( 1979-1989 )
4. Fall of the Berlin Wall, is ( 1989 )
5. Vietnam War, is ( 1965-1975 )
6. Truman Doctrine announced, is ( 1947 )
I hope this helps! :)
Explanation: