Monroe doctrine
Monroe doctrine warns European countries to not colonize or puppet monarch
<span>The 19th century was a period of great change and rapid industrialization. The iron and steel industry spawned new construction materials, the railroads connected the country and the discovery of oil provided a new source of fuel. The discovery of the Spindletop geyser in 1901 drove huge growth in the oil industry. Within a year, more than 1,500 oil companies had been chartered, and oil became the dominant fuel of the 20th century and an integral part of the American economy.</span>
Answer:
Adam Smith believed that limitations on trade were misconceived and misplaced. Contrary to the mercantilist view that a state must strengthen its economy and augment its power at the expense of others, Smith argued that trade was mutually beneficial, there was no difference between domestic and foreign trade, and that the accummulation of money and metals made no sense, they were just another commodity.
Explanation:
That's not the right answer