Belize became a member of the United Nations.
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Sequoia National Park was established in the Sierra Nevada region of California, USA, by the National park service.
China finished building the world's largest radio telescope at 1,640 feet (500 meters) long.
NASA launched the Mars Observer, a space probe designed to study Mars' geology and climate.
Schools shut down in Singapore due to air pollution from farming practices in Indonesia.
The Mozambican War of Independence against Portugal began.
