Answer;
<em>Iron and Horses</em>
Explanation;
The reason is because both Iron and Horses gave Ghana a economical and militant advantage due to the use of horseback riding and good iron crafting.
A change that does not affect the chemical composition of the object or substance.
Hope this helps!
<span>The Isthmus of Panama, also historically known as the Isthmus of Darien, is the narrow strip of land that lies between the Caribbean Sea and the Pacific Ocean, linking North and South America. It contains the country of Panama and the Panama Canal. Like many isthmuses, it is a location of great strategic value.</span>
A topic that can be about a turning point in America, or its history, can be for example "How the emancipation proclamation paved way for equality". That is because many groups of citizens were inspired by this to fight for their own rights, groups like women or the lgbt population who asked for their own civil rights like the African-Americans had been guaranteed by amendments.