Triple Alliance
Germany, Austria-Hungary and Italy
Triple Entente
Britian, France and Russia
Arms Race
In the early 20th century, a countries power rested on its military strength. Eventually it got to a point where countered had to use their power or it would be a financial waste.
Imperialism
Great Britian had colonies on every continent and had the most extensive empire. Imperialism supplied raw materials to thr mother country, had a monopoly on trade to colonists and civilize people with different religions.