Answer:
The Battle of Fort Sumter (April 12–13, 1861) was the bombardment of Fort Sumter near Charleston, South Carolina by the South Carolina militia (the Confederate Army did not yet exist), and the return gunfire and subsequent surrender by the United States Army, that started the American Civil War.
Explanation:
What happened at Fort Sumter?
After a 33-hour bombardment by Confederate cannons, Union forces surrender Fort Sumter in South Carolina's Charleston Harbor. The surrender concluded a standoff that began with South Carolina's secession from the Union on December 20, 1860. ...
I don't know fully so I'll narrow it down to two answers.
B and D, I'm sorry for not giving the correct answer
Answer:
The brinkmanship of the Nuclear Arms Race lead to the advancements in the Space Race. Each of the superpowers continued trying to outdo each other in their weapon technology and this competition continued into the Space Race and creating space exploration technology.
