To reference the provided paragraph in Chicago style, you will need to format it as a citation depending on the context in which you want to cite it. Here’s how you could cite it if it were part of a paper:
In-text citation (author-date style):
(Author Last Name Year, Page Number)
Since the paragraph is not from a specific source or author, here's an example citation using a hypothetical author:
(Smith 2023, 45)
Full citation in the bibliography:
Smith, John. 2023. Perspectives on Historical Events: World War II and the Vietnam War. City: Publisher.
If this paragraph were a product of your own writing without any specific source, you typically wouldn’t provide a citation. However, if you're drawing from multiple historians or literature, it would be best to reference the sources you've consulted.
If you're seeking to attribute general ideas commonly discussed in historiography without a specific citation, you might phrase it as follows:
The viewpoints on World War II and the Vietnam War highlight the subjective nature of historical interpretation (see, for example, Smith 2023; Doe 2020).
In such cases, always ensure to compile a full bibliography or reference list with detailed work cited.