War and military bulld-up help the economy of a country by lowering:
inflation
unemployment
taxes
production

after the roman empire, the catholic church began to unify by taking on many duties of a government.

"globalization has greatly impacted the united states and american citizens. first and foremost, globalization has spread american influence throughout the world. globalization has opened up more markets for the united states, which in effect american companies sell their products worldwide. there has been a rise of multinational corporations and their influence has greatly increased."

george kidding