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Oceanic trench

The oceanic trenches are the deepest parts of the ocean floor, typically formed when one tectonic plate slides under another. Major world trenches include:



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243 BC

... BC 246 BC 245 BC 244 BC - 243 BC - 242 BC 241 BC 240 BC 239 BC 238 BC Events Aratus of Sicyon[?] captured Corinth. Births Seleucus III Ceraunus, later King of the ...