Leaders are greedy for more power and land, a large population requires more food, neighbors are becoming to strong
Answer:
The International Astronomical Union (IAU) downgraded the status of Pluto to that of a dwarf planet because it did not meet the three criteria the IAU uses to define a full-sized planet.
Explanation:
Pluto did not possess the full characteristics of a regular planet
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Polynesia Island was the most recently settled