Napoleon had a profound influence on Europe. After France's defeat, European leaders convened at the Congress of Vienna and redrew the map of Europe. Europe enjoyed a time of significant peace due to the Continent being ruled by a balance of power.
well...they were still called automobiles, however big industries like Ford Cars were around back then.
Answer: Sale and export of slaves to Louisiana.
Explanation: European explorers influenced the development of Louisiana starting with the massive importation of slaves to work in sugar cane plantations, which was very low, sufficient reasons for the purchase of more slaves to explorers, thus achieving in this way that production will increase and lead to the economic development of this territory.