Answer:
It is estimated that by the early 16th century as much as 10% of Lisbon's population was of African descent. After the European discovery of the American continent, the demand for African labour gradually grew, as other sources of labour - both European and American - were found to be insufficient.
Colonial rule was oppressive in the fact that many natives of colonized nations were killed or enslaved. Benefits of it would be the nations that were colonized usually has knowledge brought to them. They also prospered most of the time.
This painting represented the peasant/ lowest class of Ancient Egypt.
Some jobs these people had was farming, raising cattle, and helping to build monuments for the king.
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While there was much buildup pre-World War I, it is commonly understood that the assassination of Archduke Franz Ferdinand on 28 June 1914 in Sarajevo pushed the world to war as a result of a complex web of treaties and diplomatic obligations that quickly were triggered and resulted in sides being chosen.