Question

what is International dateline?​

Answer 1

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The International Date Line is an imaginary line of demarcation on the surface of Earth that runs from the North Pole to the South Pole and demarcates the change of one calendar day to the next

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Answer 2

Answer:

the International Date Line is an imaginary line of demarcation of the surface of the earth that form the north pole to South Pole and demarcate the change of one calendar day to the it passes through the middle of the Pacific Ocean roughly follow the 180 degree line of longitude but deviating to pass around some territories and Island groups.