NEW YORK (AP) — The aspirations cut a wide swath through American history since 1776 — from the All men are created equal of the Declaration of Independence and the We the people of the Constitution, to the indivisible, with liberty and justice for all of the Pledge of Allegiance.

Unity has long been an ideal in American culture, encapsulated in the nation's name — the UNITED States of America — and the promise of E Pluribus Unum, meaning out of many, one. This concept has evolved over the last 250 years, shaping and reshaping what it means to be united amidst diversity.

I. The Beginnings of the United States

The founders of the nation recognized that creating a unified government was essential, one that would reflect the consent of the governed rather than monarchical authority. George Washington emphasized the importance of national unity during his farewell address, warning of any efforts to alienate parts of the country.

II. Aspirations vs. Reality

While unity is often upheld as an ideal, the lived experience throughout American history has shown a very different reality. America has never been a single entity, with various groups facing exclusion based on numerous factors. Scholars like Daniel Immerwahr highlight the volatility of America's history concerning questions of inclusion and exclusion, emphasizing that every society grapples with defining who belongs.

III. Understanding Unity

The interpretation of unity remains complex. Does it demand uniformity, or can differences coexist within a robust framework of shared principles? History shows that these negotiations have been fraught with tension, reflecting the contradictions inherent in striving for unity in a diverse society.

Today, as the United States faces renewed polarization, discussions regarding unity are more pressing than ever. This anniversary offers an opportunity to reflect not merely on the milestones of history but the everyday realities that define the American experience.