<P> Protection of the nation 's highest elected leaders and other government officials remains the other key mission of the United States Secret Service . After the 1901 assassination of President William McKinley , Congress also directed the Secret Service to protect the President of the United States . </P>
<P> Protection of the nation 's highest elected leaders and other government officials remains the other key mission of the United States Secret Service . After the 1901 assassination of President William McKinley , Congress also directed the Secret Service to protect the President of the United States . </P>
when did the secret service start guarding the president
when did the secret service start guarding the president
After the 1901 assassination of President William McKinley
After the 1901 assassination of President William McKinley