<span>The start of the 1820s, an effective development praising the normal individual and advancing "New Democracy" changed the prior elitist character of American Politics. The questionable race of the Yankee sophisticate John Quincy Adams in 1824 infuriated the adherents of Andrew Jackson.</span>
One result that Simon Bolivar had on South America was that "In 1819, Bolívar was able to successfully create a nation called Colombia."
D. a combination of history and legend
Supporters of the new jersey plan wanted to <span>strengthen them
The new jersey plan was proposed that all states in USA must be controlled by one legislative body.
The articles of confederation (which united all the 13 early states of USA) did not specifically stated how these states should unite under one law. So the existence of the new jersey plan strengthen the articles of confederation</span>
Depending on which country you talk about it's either the Civil law, as in many European countries, where there are pre-written rules or common law where the decisions are made while judging cases - so UK and it's former colonies.