A fleet carrier is intended to operate with the main fleet and usually provides an offensive capability. These are the largest carriers capable of fast speeds. By comparison, escort carriers were developed to provide defense for convoys of ships. They were smaller and slower with lower numbers of aircraft carried.
The First World War was sparked in the Balkans in 1914 when members of Mlada Bosna, a revolutionary organization with predominately Serbian and pro-Yugoslav members, assassinated the Austro-Hungarian heir Archduke Franz Ferdinand of Austria in Bosnia and Herzegovina's capital, Sarajevo.
c)development of communist rule in Europe d)strengthening of European monarchies 6. Why was the Balkan region referred to as the Powder Keg of Europe prior to World War I? a)The aggression of the Ottoman Empire was disrupting the balance of power. b)Yugoslavia was invading its neighboring countries. c)Nationalistic and imperialistic rivalries were increasing.