Serbia supplied the rebels with weapons so that they could kill the archduke. Austria-Hungary declared war on Serbia. Russia entered to defend Serbia because they both had large Slavic populations. Germany entered to defend Austria-Hungary. Alliances drew other countries in until it was a world war.
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The rich were literally on the riding backs of the poor, oppressing them and making them serve the rich.
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Zimbabwe
The most powerful trade center in eastern Africa in the 1400s was Zimbabwe.
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Ethiopia was the only African nation that was not colonized, the Ethiopian forces successfully defeated the Italians during the battle of Adowa which was led by Menelik the second. This helped the nation kept their independent.Unlike other African nation Ethiopia had strong military force and huge sense of nationalism which made their resistance successful.
