It was a poem about Philippine American War
Emperor Romulus Augustus was deposed by the Germanic King Odoacer if I remember correctly.
In 1969, Nixon halted the dumping of toxics into the Great Lakes. Nixon was responsible for the push to develop the Environmental Protection Agency. He created the Council on Environmental Equality in 1970 and passed the Clean Air Act in 1972.
No taxation without representation
The colonists considered taxation without representation as tyranny hence the coining of the slogan which captured the reason for the Revolutionary War. This is because the colonists were not allowed to choose representatives to parliament in London, which passed the laws under which they were taxed.