The barrier that was an obstacle to Greece's political unity was (2) mountain ranges: it separated the single towns from each other, limiting communication and preventing a unification of the city-states into one big country,
Answer:
<em><u>The main effects and influences that became an outcome of European Expansion included tensions between alliances, European nationalism, and militarism and the Arms Race. All these effects of European Imperialism lead to the outbreak of World War I.</u></em>
The industrial revolution resulted in the implication of many new products and inventions, such as the car and the assembly line. It raised the overall quality of life and allowed for a thriving economy that made modern technology more affordable and available. :)
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