Why does the author use the phrase "the unending search for justice in this excerpt?

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Read President’s Johnson’s speech Remarks upon Signing the Civil Rights Act of 1964

Why does the author use the phrase "the unending search for justice in this excerpt?

The Civil Rights Act of 1964 was meant to guarantee equal treatment for people of color. Johnson uses the quote provided to connect the fight for civil rights with the fight for American independence, referencing the 188th anniversary of the Declaration of Independence, that had occurred two days before his speech.

Explanation:

He connects both events as part of a long-lasting search for justice that at that moment required an effort inside the country, against American racism.

the real gdp increased by 4.1%

explanation:

might not be right, i think i'm correct, but i might be thinking of last quarter