The keyword phrase "patriot day reaction" functions as a noun phrase. The head noun, and therefore the main point of the article, is "reaction." "Patriot Day" acts as a noun adjunct, which is a noun used to modify another noun, specifying the context or type of reaction being discussed.
In this grammatical structure, "reaction" is the core subject. The term "Patriot Day" serves to narrow the scope of this subject, indicating that the article will focus on the various responsesbe they emotional, political, social, or psychologicalthat are elicited by, or are in response to, the observance of Patriot Day. The analysis should center on the nature, cause, and effect of these specific reactions, rather than on Patriot Day itself as an event.
Consequently, the article's central thesis must explore the different facets of these reactions. Content should be structured to categorize, analyze, and interpret responses observed in individuals, communities, media, or political discourse related to September 11th commemorations. The focus is not on describing the holiday, but on examining the human and societal responses it provokes.