Some units for volume is liters and milliliters
Some of the techniques that Carnegie and other capitalists used include cutthroat techniques to acquire or destroy competitor. These included temporarily undercutting prices of competitors until they went out of business or to make them sell out. Some states enacted anti-trust laws, but limited to intrastate.
Japan has no military. And Japan trades with other countries many other countries to a larger extent than most countries as it is a large island.v