Answer:
I believe it would be the first option.
Explanation:
Europeans made the Berlin Conference which never included any African leaders to choose who gets what land.
British Anti-slavery. In the space of just 46 years, the British government outlawed the slave trade that Britain had created and went on to abolish the practice of slavery throughout the colonies. John Oldfield shows how this national campaign became one of the most successful reform movements of the 19th century.
<span>All these reasons are listed in the Declaration of Independence. Beginning from The History of the present King of Great Britian till the end. I suggest you to read this document. There are many useful infromation to answer your question.</span>