Answer:The Invention of the Telegraph Changed Communication Forever When British officials wished to communicate between London and the naval base at Portsmouth in the early 1800s, they utilized a system called a semaphore chain.
Explanation: therefore it was used for communication
Answer:
Columbian Exchange or the great exchange has a significant impact on the lives of people living in America, Europe, Asia and Africa. Columbian exchange started after the discovery of the new world ( America). The exchange of goods like plants, animals, vegetables started between the new world (America) and the old world ( Europe, Asia and Africa). For example, before 1000 AD potatoes were only grown in the south America, the other world was not known to potatoes. By the 1840s Ireland became so dependent on potatoes that it's one eighth population got killed in the potato famine. The transport of horses from Europe to America changed the lives of it's tribal areas.
Explanation:
Answer:
D. The welfare of the country will be secured.
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Answer:
Scottish-born Andrew Carnegie (1835-1919) was an American industrialist who amassed a fortune in the steel industry then became a major philanthropist. Carnegie worked in a Pittsburgh cotton factory as a boy before rising to the position of division superintendent of the Pennsylvania Railroad in 1859
Answer:
Conflict resolution allows for constructive change to occur. If problems and disagreements are ignored rather than being handled constructively, things can only go one of two ways; either things stay the same, or they get worse.
