<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.
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Savannas, or grasslands, cover almost half of Africa, more than 13 million square kilometers (5 million square miles). These grasslands make up most of central Africa, beginning south of the Sahara and the Sahel and ending north of the continents southern tip.
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security, borders, water rights, control of Jerusalem, Israeli settlements, Palestinian freedom of movement, and Palestinian right of return.
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