Why did the caliphs demonstrate religious tolerance to Jews and Christians?

a. theta waves. this is because the person is in a light sleep which means the brain waves would show these kind of waves.

the triple alliance. germany and austria-hungary were already allies by 1879 when, worried about a threat from russia, they formed the dual alliance. italy joined the group in 1882. there was a concern about a possible attack from france and the alliance needed powerful friends to defend it.

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