Agriculture is by far the single most important economic activity in Africa. It provides employment for about two-thirds of the continent's working population and for each country contributes an average of 30 to 60 percent of gross domestic product and about 30 percent of the value of exports.
-Have a good day.
Absolutely! Especially for example during the Vietnam war you had navy aircraft carriers off the coast providing troops and material that instead of being dropped by large aircraft could simply be carried by helicopters, notably the Chinook and Huey were the most vital
One of the main reasons why the Continental Congress choose Thomas Jefferson to be the author of the Declaration of Independence is because "<span>b. He was known to be an excellent political writer," since he had widely studied many Enlightenment philosophers. </span>
He was appointed as secretary of state, Governor of Virginia, and the 1st United States General.
Hope it helps :)