The French and Indian War altered the political, economical, and ideological relations between Britain and its American colonies. English debt lead to unfair taxation of the colonists, and this changed the way they felt about their mother country.
All this sudden taxation and regulation took a toll on the economic relationship between the colonists and their mother country.
Although colonial ideological values toward Britain began to change during the war, the colonists' ability to go through with the boycotts proved they could unite to make change. It also changed the political relationship between England and its colonists because the English were forced to unfairly tax them due to their economical struggles
If you mean the president’s characteristics, he was very patient because everyone and everything didn’t change for the better immediately. He was very diligent because he brought several programs like the CCC or the AAA (and many more). He also did fire side chats in order to connect with his people and make them feel better about the situation at hand.
I believe it was the attack on Pearl Harbor
This was caused by the bubonic plague also known as the 'black death'.Disease from flies that were on rats cause the population to wipe out.