The difference was that they ought more thing then they did
Sputnik I was the world's first ever artificial satellite that launched by the Soviet Union in 1957. This marked the start of the "space age" which pushed the race between the US and the USSR in the field. Because of this "competition", many scientific discoveries were made to study and even travel to outer space.
Answer: Its the third option The United States Colored Troops Regiments
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Egypt is in Africa, continent 2
allies if you're referring to WWII