John Maynard Keynes noted that governments shouldn't interfere with economic affairs.
True.
A lot of currencies in the world are dependent on the bigger currencies of America and Europe. This is why the trend stated above is a normal condition that occurs in currency value.
Most of the exchange rates that take place use the US and European currencies and the buying power of other countries are dependent on this trend.
One word that could describe Julius Ceasar (although it's very hard to pick just one) could be "firm". Although Caesar was in many ways far, he did not tolerate weakness.
The similarities between Great Britain and Japan are they are both Island country. They are both involved in wars against the United States but as of now, they are friends with the United States. They are also have something in common in their constitution they are both constitutional monarchy.