Because it was easier for Europeans to cross the Atlantic than for Chinese to cross the Pacific.
Answer:
Here is one:
The size of the Atlantic slave trade dramatically transformed African societies. The slave trade brought about a negative impact on African societies and led to the long-term impoverishment of West Africa. This intensified effects that were already present amongst its rulers, kingships, kingdoms and in society.
How the Declaration of Independence changed America?
America did not secede from the British Empire to be alone in the world. ... America's independence signaled a fundamental change: once-dependent British colonies became independent states that could make war, create alliances with foreign nations, and engage freely in commerce.