Why is the border line between some countries (e.g. Egypt-Libya, US-Canada, Niger-Algeria etc) a straight line, whereas several other countries (India-Pakistan, Russia-China etc) share zigzag border lines irrespective of their terrains? -
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![Why is the border line between some countries (e.g. Egypt-Libya, US-Canada, Niger-Algeria etc) a straight line, whereas several other countries (India-Pakistan, Russia-China etc) share zigzag border lines irrespective of their terrains? - Why is the border line between some countries (e.g. Egypt-Libya, US-Canada, Niger-Algeria etc) a straight line, whereas several other countries (India-Pakistan, Russia-China etc) share zigzag border lines irrespective of their terrains? -](https://qph.cf2.quoracdn.net/main-qimg-97fb7e866fd690a612047ef138059bb0.webp)
Why is the border line between some countries (e.g. Egypt-Libya, US-Canada, Niger-Algeria etc) a straight line, whereas several other countries (India-Pakistan, Russia-China etc) share zigzag border lines irrespective of their terrains? -
![Why is the border line between some countries (e.g. Egypt-Libya, US-Canada, Niger-Algeria etc) a straight line, whereas several other countries (India-Pakistan, Russia-China etc) share zigzag border lines irrespective of their terrains? - Why is the border line between some countries (e.g. Egypt-Libya, US-Canada, Niger-Algeria etc) a straight line, whereas several other countries (India-Pakistan, Russia-China etc) share zigzag border lines irrespective of their terrains? -](https://qph.cf2.quoracdn.net/main-qimg-2b35a40a307370684cdb5e60b5f0b44a.webp)