The main way in which these two were related is that the Nullification Crisis stemmed from federal tariffs, which South Carolina deemed unfair and unconstitutional because they limited trade.
Slavery and royal rivalries. In the following decades, the Kingdom of Kongo became a major source of slaves for Portuguese traders and other European powers. ... A common characteristic of political life in the kingdom of Kongo was fierce competition over succession to the throne.
The Kongo king played a primary role in the highly centralized political and social structures. He retained the right to appoint and remove officials, but his authority was checked by the council of elders and the traditional rights of clan chiefs.
answer:Ethiopia achieved international prestige with its uniquely successful military resistance during the late 19th-century Scramble for Africa, becoming the only African country to defeat a European colonial power and retain its sovereignty.