Answer:
1.This excerpt can be shown as an example of persuasion because he uses some of his opinions mixed with evidence to encourage us to think that we are America's future. He starts off by saying that America is the place where innovation is the greatest, especially in the oil production industries. Barack Obama also states that oil isn't enough and then rants about what the country needs.
2.This poster is an example of persuasion because of how it talks about dwindling our war effort, which is something you would not want to do. The poster is persuading you to keep silent about the war saying,” Do your part in silence”.