Why did european nations increasingly form alliances in the early 1900s?

Interpretations of the concept that "all men are created equal" have changed since the declaration of independence was written. which historical development best illustrates this change. apex

Match the events to the impact they had on africa during the late 19th century 1.colonization of the congo 2.berlin conference of 1884 3.berlin act of 1885 settled tutorial disputes between european nations prohibited the slave trade in africa marks the beginning of scramble for africa

What is cuba’s relationship with the us in