Four scourge and seven years ago. it marks the day that we got independence from great britain which lincoln recited in his speech due to slavery at the time
This would be a perfect example of the system of barter as you are trading one book for the other. You can see from here what barter is, a trading system which involves direct exchange of goods without some kind of medium of exchange, for example money. Services can also be traded this way.
By <span>directing their attention to another task.</span>
The Meiji restoration was when Japan wanted to "westernize" or become more like the western countries. They did this for the saying "if you can't beat them join them" if they did not become like them they would become another colony. Industry had to rapidly increase their production of goods in order to modernize the country.