The law which allows the president to make a hasty decision is an executive agreement. This agreement is not legally binding and does not need the approval of Congress.
Jamestown experienced a drought from 1606 to 1612
The United States Constitution (Article I, Section 5, Clause 2) provides that "Each House [of Congress] may determine the Rules of its proceedings, punish its members for disorderly behavior, and, with the concurrence of two-thirds, expel a member."
This depends on who you consider to be the author. If the author in your case would be a famous old historian, then they would probably marvel at the architectural accomplishments of ancient Rome and how they were able to create such magnificent structures in such a short amount of time.
Muhammed Avdol from Jojo's Bizarre Adventures