Answer:
Because it was a time when the United States was establishing itself as a nation. Thus, the possibility and realization of a land where it was not necessary to pay taxes to any king, was very opportune for traders from all over the world who wanted to establish a good business.
Explanation:
1750-1800 was a period of establishment of the USA, at that time the separatist movements that sought to promote the independence of the USA began, also began the moments that formed the American nation, which became a land of opportunities, since it was not necessary to pay taxes the king, nor follow strict dogmas.
In this case, the establishment of the USA as a nation has allowed many traders to settle in the country, looking to leverage their business and succeed.
that they would not accept the tax from the king
In 1856 Franco-Russian-British peace was signed at the Congress of Paris. Cavour succeeded in having one of the sessions expressly devoted to discussing the "Italian problem": He was able to publicly defend the idea that the repression of the reactionary governments and the The policies of the Austro-Hungarian Empire were the real culprits of the revolutionary anxieties that were forming throughout the peninsula and, above all, that these revolts in Italy could degenerate into a revolutionary threat to all the governments of Europe, thereby increasing the Franco-British concern in the "Italian problem".
I'm pretty sure it's the Second.