The main objective of foreign policy is to use to solve international problems.

international problems can be solved in various ways besides violence. For example.. we can use diplomacy, talking, scheduling meetings, making agreements, etc.

- "the most famous structure by far at saqqara is djoser's step pyramid. dating from the 3rd dynasty (2667—2448 bc), it was the first all-stone complex ever built on earth."

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it foreshadows the theme of the paragraph and hints the topic that will be discussed in the paragraph!