The correct answer is C. National Labor Union
Explanation:
William Sylvis was an American leader during the 19th century, mainly known for its role in labor unions. Indeed, Sylvis was the first member of a trade union movement Philadelphia, later he supported different unions during the civil war and finally, he decided to create a labor and trade union as he dreamt of a union that integrated multiple workers and sectors. In this way, by 1866 William Sylvis founded the National Labor Union, which as the first union of this kind and integrated multiple local unions. Therefore, the name of the union William Sylvis founded was the "National Labor Union".
Not only goods but also culture was "traded" along trade routes. The Renaissance was a time period of new thinking. Trade influenced the renaissance because it gave Europeans a contact with other cultures that had perhaps developed newer or better techniques and technologies. For example, the Arabic states had advanced universities and had made great discoveries in mathematics.
Enslave the Natives. That is a big one.
Well, considering a consumer economy needs low income workers to service, then it would be the poor.
In 1898, USS Maine was sunk in its arrival to Havanna as part of an oficial visit. President Mckingley had been intervening before in the Spanish-Cuban conflicts with the aim of preventing the start of a war. He had talked to the Spanish leaders with conciliatory words, trying to convince them of solving peacefully their conflict with Cuban insurrectionists.
Then, after the two explosions that caused the sunk of Maine, he abandonned his hopes for neutrality and spoke firmly and fiercely when blaming the Spanish for the incident and when adopting the resolution of declaring war to the Spanish.