Aztecs were located in north america, particularly modern day mexico
A) <span>On this day in 1956, the U.S. Congress approves the Federal Highway Act, which allocates more than $30 billion for the construction of some 41,000 miles of interstate highways; it will be the largest public construction project in U.S. history to that date.</span>
Guerrilla warfare. Tet offense. Showed Americans could not protect what they have.