<span>The
churches lay the foundation of the development of the African-American leaders through
serving as the center of all community activities especially organizing for
education. The church leaders during the African-American period were usually
also strong community leaders. Independent black churches have fully grown and
they showed as an air of militancy in the eyes of white Americans. They have
established itself as the greatest source for African American religious
enrichment and secular development. </span>
A short answer is that becasuse of the imperialism of European nations there was a growing dissatisfaction in those nations who did not have any colonies. Due to not having colonies they argued for a redistribution in colonies so that it would be more equally and fairly shared. Because this didn't happened (among with A LOT of other reasons), World War I ensued.