"The controversy<span> didn't end there. People were already living in the </span>Louisiana territory<span>, most of them French, Spanish, or free Africans. ... Since the </span>Louisiana Purchase<span> was part of a treaty with Napoleon that Jefferson was entering into, it could not be unconstitutional."</span>
There were 7,719 more Staph infections in 2007 than in 1997. In 2007, there was widespread of Staph infection as the bacteria spread quite rapidly in schools, prisons, and other public facilities. Which a reason why you found more cases of Staph infection in 2007 than you did in 1997.
Answer: it was invented so people would be able to communicate through writing, and so people could record and preserve important events and occurrences easier.
2996 people died on 9/11. 620000 died during the civil war. 23600 died during the war of 1812