<span>The Sputnik 1 was the first man made artificial satellite launched by the Soviet Union to orbit the earth. Sputnik 1 was a </span><span>polished metal orb, with four external radio antennas to broadcast radio pulses.</span>The launch by the Soviet Union triggered the Cold War between the United States and the Soviet Union.
At this time the US went to Defcon 2
A.
it has complete independence and power to make law.
D. 1800s because that's when Cuba, Puerto Rico and Mexico gained independence
