The biggest obstacle to travelling by boat on the Congo River is : C. Shallow areas due to Drought
This shallow areas created a perfect environment for the water plants to grow, creating annoying obstacles for the boat
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Jannisaries realized the power they held in the Empire.
This was seen during their defeat in Poland. Sultan Osman II attempted to disband but he was captured and imprisoned in the Seven Towers where he was later killed.
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Answer: A
Explanation: i Did the test
Some of the natural resources that attracted Europeans to Africa in the eighteenth hundreds are gold, diamonds and platinum. The discovery of diamonds in Vaal River was in the year of 1867 which triggered a diamond rush. At first, whites and blacks were independent with working but later on, they consolidated as the mine was getting deeper.
French involvement, The battle or Yorktown and The battle of Saratoga.