I came across this very interesting article about Copts and Muslims living side by side in Egypt.

I hope it's okay to share it here.
Quote:
Egyptian Muslims and Christians have always been living together, holding hands, celebrating together and even mourning for similar sorrows. They are just one unity.

Unfortunately, every now and then tensions arise from both sides. Many believe that we live in real co-existence and these tensions are made up applying the theory of “Divide and conquer.” Onislam.net’s correspondent in Cairo, Egypt, tries to seek an answer to the co-existence question from young Muslims and Christians living under the same Egyptian roof.

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Source onislam.net