Answer:
The first event that brought Dr Martin Luther King was his 'I have a Dream' Speech. This allowed everyone to see how he was campaigning for Civil rights. His speech was held on 28th august 1963
Explanation:
1)geography
2)politics
3)technology and innovation
Explanation:
the world's first artificial satelite was about the size of a beach ball (58 cm. or 22.8 inches in diameter), weighed only 83.6 kg. or 183.9 punds, and took about 98 minutes to orbit the Earth on its elliptical path.