Two of the issues that made it difficult for explorers during Columbus's time to explore unknown territory by sea were; inaccuracies of navigational tools made exploration by sea inconsistent and unpredictable and explorers had limited knowledge of the world’s geography.
Further Explanation:
During Columbus's time of exploring the sea was the best way to travel. The governments wanted to explore so they could use the sea for trade routes and commercial operations.
In addition to the answers above, other things that made exploration difficult during this time were;
- early technology used was imprecise such as "dead reckoning"
- the seas were challenging and inconsistent since they were uncharted
- navigators could become lost
- the financial risks were too high if the navigators and ships were lost
When Christopher Columbus did find America it was not intentional, he was actually going to Spain but he did not have the tool or the knowledge to get there and ended up going the wrong direction.
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The Umayyads were unable to conquer the nascent Christian Kingdoms in the North which included but were not limited to: Leon, Castille, the Basque Territories, and the Catalonian Counties. In addition, the Umayyads were not able to prevent the fragmentation of their territory into the Taifa Kingdoms in 1038.
Answer: Because he came from a less powerful clan
Explanation:Several explanations were given for the Quraysh's resentment of the message of Muhammad, the most agreed being that the Quraysh also did not recognize Muhammad as a prophet as he came from a clan less influential than that of his opponents.
The Continental Army persevered and won a decisive victory at the Battle of Saratoga. They decimated Burgoyne's troops, cut off supply routes, and Burgoyne never received his promised and desperately needed reinforcements.
The purpose of Blackstone's commentaries on the laws of England was to provide a source of common law that most people could read. The work was divided into four volumes: the rights of persons, the rights of things, private wrongs and public wrongs. They met a need for laws and rules at a time when both of these were very skewed and unclear. Blackstone's commentaries was important to the development of English law and the development of the American legal system.