The answer would be sound waves.
Hope this helps!
To begin, it didn't promote "peace" as much as it promoted a "cold war" which is the whole point of the name, Cold War.
Nuclear Weapons essentially forced the US and the Soviet Union into an uncomfortable draw.
They knew they couldn't fight each other directly so they fought each other in a series of devastating proxy wars around the world.
Answer:
1. The answer is P. B. S. Pinchback. Pinchback was an American publisher and politician, a Union Army officer, and the first African American to become governor of a U.S. He was also the only one in all of his time of service.
2. The answer is Maynard Jackson. He was a member of the Democratic party and he was also a lawyer and businessperson. He was first elected for the job of mayor in as recently as 1973.
3. The answer is also Maynard Jackson. The mayor built in an entire new terminal at Hartsfield Airport. In fact, the airport was renamed Hartsfield-Jackson as a tribute to him after his death in 2003.
4. Mayor Ivan Allen, Jr. brought professional sports teams to Atlanta.
5. Mayor Andrew Young helped bring the 1976 Summer Olympic Games to Atlanta, Georgia.
I hope this helps! Have a great rest of your day! :D
<span>The term muckraker refers to reform-minded journalists who wrote largely for all popular magazines and continued a tradition of investigative journalism reporting; muckrakers often worked to expose social ills and corporate and political corruption. so there fore he was a journalist </span>
October 29, 1929 is your answer