Respuesta :

ijohnh14
Hey! :)

Early defeats led him to admit the war was a mistake and withdraw U.S. troops, since he didn't want this to define his legacy. 

Hope this helps! :)
Brookehead99

The answer is:   protests and frustration over the war led him to refuse to run for a second full term in 1968!!

******* WRONG:  Early defeats led him to admit the war was a mistake and withdraw US troops IS WRONG!!!!