He was told that he was here. The way was shown to me by a boy. The boat was carried away by the waves. Many houses were burnt bg the great fire of London. Something interesting was told to us by the teachers. Milk was given to my cat every morning. We were sent to clean the yard. He was advised to be more patient.
The author most likely uses the word "scheme" to show the reader that Germany was a legitimate threat to the United States.
That type of paragraph is called sequence of events I believe. Have a lovely day :)