Question

what compitition are held on 400 meter track​

Answer 1

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Answer 2

Answer:

The 400 metres at the Summer Olympics has been contested since the first edition of the multi-sport event. The men's 400 m has been present on the Olympic athletics programme since 1896 but nearly seventy years passed before the introduction of the women's 400 m, which has been held continuously since the 1964 Games.

Explanation:

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