The dutch accepted china's restrictions on trade; the british didn't. british refused to preform the "kowtow" ritual
<span>A major purpose of these laws was to preserve slavery. In the first two years after the Civil War, white-dominated southern legislatures passed Black Codes modeled after the earlier slave codes. They were particularly concerned with controlling movement and labor, as slavery had given way to a free labor system.</span>
*Columbian
The Columbian Exchange greatly affected almost every society on earth, bringing destructive diseases that depopulated many cultures, and also circulating a wide variety of new crops and livestock that, in the long term, increased rather than diminished the world human population.
Hope this helped
His name was Pythagoras and he was a Greek mathematician and philosopher