In these lines, we see that the poet's treatment of the subject is through the use of imagery. Imagery refers to a type of language that an author uses in order to create a vivid image in the mind of the reader. Imagery is usually accomplished through the use of adjectives, descriptive language and visual images.
The Egyptians took advantage of the natural cyclical flooding pattern of the Nile. Because this flooding happened fairly predictably, the Egyptians were able to develop their agricultural practices around it.
In 1957, President Eisenhower sent Congress a proposal for civil rights legislation. The result was the Civil Rights Act of 1957, the first civil rights legislation since Reconstruction.