Alexander the Great is the answer
It expanded their economy with more items for trade.
<span>It also allowed for language to be decimated...i.e. Vulgar Latin= Spanish, French, Italian, Catalan, Portuguese, Romanian, etc... </span>
<span>Trade also expanded with sheer numbers being expanded.
</span><span>Roads were built which allowed for travel to be easier. </span>
<span>Ancient Rome was the first civilization to have the idea of Diplomatic Immunity, which is still followed today, strictly might I add. </span>
<span>There are many things that the expansion did for the society and culture. If you want a better list, look up Pax Romana on a legitimate encyclopedia site, not wiki, while wiki is good, it's not a real source.</span>
In general, the level of development for a country does not indicate how well a nation is doing economically as a whole, since it is possible for a majority of the wealth to be consolidated at the "top" of society. <span />
Answer:
Few people changed American agriculture more than Cyrus McCormick. His invention, the McCormick 'Virginia' reaper, revolutionized farming by combining many steps involved in harvesting crops into one machine. McCormick's reaper could cut more wheat in a day than a half-dozen farmhands.