The answer would be C., Suversive activity.
Subversive activity refers to all willful acts that have the intention of being detrimental to governmental interests that don't really fall into the specific categories of; treason, sedition, sabotage... etc
We would have become involved some where along the way, but what pushed us to join WW2 was the bombing of Pearl Harbor.
A Simple Yet Powerful Economy
Ancient Rome was an agrarian and slave based economy whose main concern was feeding the vast number of citizens and legionaries who populated the Mediterranean region. Agriculture and trade dominated Roman economic fortunes, only supplemented by small scale industrial production.
Can you be more specific?
