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If you have any questions, you are always welcome to contact us. We'll get back to you as soon as possible, withing 24 hours on weekdays.
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The second volume of the series expands upon the concepts and foundations of the first, while introducing new ideas such as complex societies, the empire, and the interplay between cultures that began to take place as the world became more interconnected. The volume also continues the pattern of establishing major concepts as 'Acts' and 'setting the stage' for each major era of human history.
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