Answer:
Alliances were an important feature of the international system on the eve of World War I. The formation of rival blocs of Great Powers has previously considered a major cause of the outbreak of war in 1914. The alliances system meant that a local conflict could easily result into an intimidating global one. Nationalism was a great cause of World War one because of countries being greedy and not negotiating.
Explanation:
It would be D. the new territories acquired fueled a violent debate over the extension of slavery into these territories
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Greek were very connected to the sea. They took advantage of living by the sea. They were fishermen, sailors, traders and more.