Answer:
Some were angered because other nations took over their colonies.
Explanation:
Growing resentment between several European countries with the rise of Imperialism brought the rush to invasion, conquest and annexation of African territory. Many European nations captured other territories in Africa. The Berlin Conference in 1885 helped the European powers in the colonization of Africa. The motive behind colonialism in Africa was the acquisition of resources. These include people, labour, minerals, and land. Europeans establish their colonies in the wilderness to get natural resource and rich minerals to prosper their nations.
Into Patriots and Loyalists
Simon Bolivar was a revolutionary, born in Venezuela, who liberated 6 countries in northern South America from Spanish forces sent by the then king of Spain, Bolivar traveled to Europe to ask Spain to withdraw its military forces from America, stop repressing the people and taking advantage of their wealth, but they ignored him, then he returned to South America from where he undertook a battle to free the countries, achieving the objetives and winning almost all of the fights.
Here’s something that may help: https://study.com/academy/answer/what-effect-did-the-final-solution-have-on-the-population-of-eastern-europe.html